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Finding the Fourth Proportional to 88,430.75, 132,562.74 and 44,015.52

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Solution

The fourth proportional to 88,430.75, 132,562.74 and 44,015.52 is: 65,981.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,430.75 : 132,562.74 = 44,015.52 : x
  2. Step 2: Convert to fraction form
    88,430.75/132,562.74 = 44,015.52/x
  3. Step 3: Cross multiply
    88,430.75x = 132,562.74 × 44,015.52
  4. Step 4: Simplify right side
    88,430.75x = 5,834,817,270.91
  5. Step 5: Solve for x
    x = 5,834,817,270.91/88,430.75
  6. Step 6: Final answer
    x = 65,981.77

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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.