Home / 62,260.50-93,391.56-20,707.50

Finding the Fourth Proportional to 62,260.50, 93,391.56 and 20,707.50

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Solution

The fourth proportional to 62,260.50, 93,391.56 and 20,707.50 is: 31,061.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,260.50 : 93,391.56 = 20,707.50 : x
  2. Step 2: Convert to fraction form
    62,260.50/93,391.56 = 20,707.50/x
  3. Step 3: Cross multiply
    62,260.50x = 93,391.56 × 20,707.50
  4. Step 4: Simplify right side
    62,260.50x = 1,933,905,728.70
  5. Step 5: Solve for x
    x = 1,933,905,728.70/62,260.50
  6. Step 6: Final answer
    x = 31,061.52

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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.