Home / 57,549.49-86,405.00-29,489.70

Finding the Fourth Proportional to 57,549.49, 86,405.00 and 29,489.70

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Solution

The fourth proportional to 57,549.49, 86,405.00 and 29,489.70 is: 44,275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,549.49 : 86,405.00 = 29,489.70 : x
  2. Step 2: Convert to fraction form
    57,549.49/86,405.00 = 29,489.70/x
  3. Step 3: Cross multiply
    57,549.49x = 86,405.00 × 29,489.70
  4. Step 4: Simplify right side
    57,549.49x = 2,548,057,705.07
  5. Step 5: Solve for x
    x = 2,548,057,705.07/57,549.49
  6. Step 6: Final answer
    x = 44,275.94

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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.