Home / 69,381.90-95,755.50-42,528.24

Finding the Fourth Proportional to 69,381.90, 95,755.50 and 42,528.24

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Solution

The fourth proportional to 69,381.90, 95,755.50 and 42,528.24 is: 58,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,381.90 : 95,755.50 = 42,528.24 : x
  2. Step 2: Convert to fraction form
    69,381.90/95,755.50 = 42,528.24/x
  3. Step 3: Cross multiply
    69,381.90x = 95,755.50 × 42,528.24
  4. Step 4: Simplify right side
    69,381.90x = 4,072,312,885.32
  5. Step 5: Solve for x
    x = 4,072,312,885.32/69,381.90
  6. Step 6: Final answer
    x = 58,694.17

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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.