Home / 87,603.52-131,410.32-59,511.52

Finding the Fourth Proportional to 87,603.52, 131,410.32 and 59,511.52

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Solution

The fourth proportional to 87,603.52, 131,410.32 and 59,511.52 is: 89,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,603.52 : 131,410.32 = 59,511.52 : x
  2. Step 2: Convert to fraction form
    87,603.52/131,410.32 = 59,511.52/x
  3. Step 3: Cross multiply
    87,603.52x = 131,410.32 × 59,511.52
  4. Step 4: Simplify right side
    87,603.52x = 7,820,427,886.89
  5. Step 5: Solve for x
    x = 7,820,427,886.89/87,603.52
  6. Step 6: Final answer
    x = 89,270.70

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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.