Home / 40,754.04-61,119.21-15,788.52

Finding the Fourth Proportional to 40,754.04, 61,119.21 and 15,788.52

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Solution

The fourth proportional to 40,754.04, 61,119.21 and 15,788.52 is: 23,678.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,754.04 : 61,119.21 = 15,788.52 : x
  2. Step 2: Convert to fraction form
    40,754.04/61,119.21 = 15,788.52/x
  3. Step 3: Cross multiply
    40,754.04x = 61,119.21 × 15,788.52
  4. Step 4: Simplify right side
    40,754.04x = 964,981,869.47
  5. Step 5: Solve for x
    x = 964,981,869.47/40,754.04
  6. Step 6: Final answer
    x = 23,678.19

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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.