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Finding the Fourth Proportional to 104,554.76, 156,700.86 and 62,465.92

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Solution

The fourth proportional to 104,554.76, 156,700.86 and 62,465.92 is: 93,620.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,554.76 : 156,700.86 = 62,465.92 : x
  2. Step 2: Convert to fraction form
    104,554.76/156,700.86 = 62,465.92/x
  3. Step 3: Cross multiply
    104,554.76x = 156,700.86 × 62,465.92
  4. Step 4: Simplify right side
    104,554.76x = 9,788,463,384.69
  5. Step 5: Solve for x
    x = 9,788,463,384.69/104,554.76
  6. Step 6: Final answer
    x = 93,620.45

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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.