Home / 57,985.20-86,950.38-22,463.15

Finding the Fourth Proportional to 57,985.20, 86,950.38 and 22,463.15

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Solution

The fourth proportional to 57,985.20, 86,950.38 and 22,463.15 is: 33,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,985.20 : 86,950.38 = 22,463.15 : x
  2. Step 2: Convert to fraction form
    57,985.20/86,950.38 = 22,463.15/x
  3. Step 3: Cross multiply
    57,985.20x = 86,950.38 × 22,463.15
  4. Step 4: Simplify right side
    57,985.20x = 1,953,179,428.50
  5. Step 5: Solve for x
    x = 1,953,179,428.50/57,985.20
  6. Step 6: Final answer
    x = 33,684.10

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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.