Home / 66,474.13-91,734.30-36,666.13

Finding the Fourth Proportional to 66,474.13, 91,734.30 and 36,666.13

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Solution

The fourth proportional to 66,474.13, 91,734.30 and 36,666.13 is: 50,599.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,474.13 : 91,734.30 = 36,666.13 : x
  2. Step 2: Convert to fraction form
    66,474.13/91,734.30 = 36,666.13/x
  3. Step 3: Cross multiply
    66,474.13x = 91,734.30 × 36,666.13
  4. Step 4: Simplify right side
    66,474.13x = 3,363,541,769.26
  5. Step 5: Solve for x
    x = 3,363,541,769.26/66,474.13
  6. Step 6: Final answer
    x = 50,599.26

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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.