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Finding the Fourth Proportional to 115,702.48, 173,509.92 and 63,083.32

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Solution

The fourth proportional to 115,702.48, 173,509.92 and 63,083.32 is: 94,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,702.48 : 173,509.92 = 63,083.32 : x
  2. Step 2: Convert to fraction form
    115,702.48/173,509.92 = 63,083.32/x
  3. Step 3: Cross multiply
    115,702.48x = 173,509.92 × 63,083.32
  4. Step 4: Simplify right side
    115,702.48x = 10,945,581,806.53
  5. Step 5: Solve for x
    x = 10,945,581,806.53/115,702.48
  6. Step 6: Final answer
    x = 94,601.10

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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.