Home / 104,721.70-157,082.55-93,349.30

Finding the Fourth Proportional to 104,721.70, 157,082.55 and 93,349.30

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Solution

The fourth proportional to 104,721.70, 157,082.55 and 93,349.30 is: 140,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,721.70 : 157,082.55 = 93,349.30 : x
  2. Step 2: Convert to fraction form
    104,721.70/157,082.55 = 93,349.30/x
  3. Step 3: Cross multiply
    104,721.70x = 157,082.55 × 93,349.30
  4. Step 4: Simplify right side
    104,721.70x = 14,663,546,084.72
  5. Step 5: Solve for x
    x = 14,663,546,084.72/104,721.70
  6. Step 6: Final answer
    x = 140,023.95

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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.