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Finding the Fourth Proportional to 62,534.76, 93,780 and 23,081.28

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Solution

The fourth proportional to 62,534.76, 93,780 and 23,081.28 is: 34,613.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,534.76 : 93,780 = 23,081.28 : x
  2. Step 2: Convert to fraction form
    62,534.76/93,780 = 23,081.28/x
  3. Step 3: Cross multiply
    62,534.76x = 93,780 × 23,081.28
  4. Step 4: Simplify right side
    62,534.76x = 2,164,562,438.40
  5. Step 5: Solve for x
    x = 2,164,562,438.40/62,534.76
  6. Step 6: Final answer
    x = 34,613.75

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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.