Home / 65,260.55-97,890.83-45,577.55

Finding the Fourth Proportional to 65,260.55, 97,890.83 and 45,577.55

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Solution

The fourth proportional to 65,260.55, 97,890.83 and 45,577.55 is: 68,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,260.55 : 97,890.83 = 45,577.55 : x
  2. Step 2: Convert to fraction form
    65,260.55/97,890.83 = 45,577.55/x
  3. Step 3: Cross multiply
    65,260.55x = 97,890.83 × 45,577.55
  4. Step 4: Simplify right side
    65,260.55x = 4,461,623,970.98
  5. Step 5: Solve for x
    x = 4,461,623,970.98/65,260.55
  6. Step 6: Final answer
    x = 68,366.33

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.