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Finding the Fourth Proportional to 40,709.14, 61,064.03 and 15,752.04

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Solution

The fourth proportional to 40,709.14, 61,064.03 and 15,752.04 is: 23,628.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,709.14 : 61,064.03 = 15,752.04 : x
  2. Step 2: Convert to fraction form
    40,709.14/61,064.03 = 15,752.04/x
  3. Step 3: Cross multiply
    40,709.14x = 61,064.03 × 15,752.04
  4. Step 4: Simplify right side
    40,709.14x = 961,883,082.50
  5. Step 5: Solve for x
    x = 961,883,082.50/40,709.14
  6. Step 6: Final answer
    x = 23,628.19

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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.