Home / 65,284.75-90,096.60-36,999.55

Finding the Fourth Proportional to 65,284.75, 90,096.60 and 36,999.55

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Solution

The fourth proportional to 65,284.75, 90,096.60 and 36,999.55 is: 51,061.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,284.75 : 90,096.60 = 36,999.55 : x
  2. Step 2: Convert to fraction form
    65,284.75/90,096.60 = 36,999.55/x
  3. Step 3: Cross multiply
    65,284.75x = 90,096.60 × 36,999.55
  4. Step 4: Simplify right side
    65,284.75x = 3,333,533,656.53
  5. Step 5: Solve for x
    x = 3,333,533,656.53/65,284.75
  6. Step 6: Final answer
    x = 51,061.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.