Home / 76,543.55-114,867.56-26,623.15

Finding the Fourth Proportional to 76,543.55, 114,867.56 and 26,623.15

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Solution

The fourth proportional to 76,543.55, 114,867.56 and 26,623.15 is: 39,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,543.55 : 114,867.56 = 26,623.15 : x
  2. Step 2: Convert to fraction form
    76,543.55/114,867.56 = 26,623.15/x
  3. Step 3: Cross multiply
    76,543.55x = 114,867.56 × 26,623.15
  4. Step 4: Simplify right side
    76,543.55x = 3,058,136,059.40
  5. Step 5: Solve for x
    x = 3,058,136,059.40/76,543.55
  6. Step 6: Final answer
    x = 39,952.89

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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.