Home / 54,747.34-82,116.90-15,307.52

Finding the Fourth Proportional to 54,747.34, 82,116.90 and 15,307.52

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Solution

The fourth proportional to 54,747.34, 82,116.90 and 15,307.52 is: 22,960.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,747.34 : 82,116.90 = 15,307.52 : x
  2. Step 2: Convert to fraction form
    54,747.34/82,116.90 = 15,307.52/x
  3. Step 3: Cross multiply
    54,747.34x = 82,116.90 × 15,307.52
  4. Step 4: Simplify right side
    54,747.34x = 1,257,006,294.38
  5. Step 5: Solve for x
    x = 1,257,006,294.38/54,747.34
  6. Step 6: Final answer
    x = 22,960.14

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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.