Home / 108,702.48-163,054.20-29,817.60

Finding the Fourth Proportional to 108,702.48, 163,054.20 and 29,817.60

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Solution

The fourth proportional to 108,702.48, 163,054.20 and 29,817.60 is: 44,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,702.48 : 163,054.20 = 29,817.60 : x
  2. Step 2: Convert to fraction form
    108,702.48/163,054.20 = 29,817.60/x
  3. Step 3: Cross multiply
    108,702.48x = 163,054.20 × 29,817.60
  4. Step 4: Simplify right side
    108,702.48x = 4,861,884,913.92
  5. Step 5: Solve for x
    x = 4,861,884,913.92/108,702.48
  6. Step 6: Final answer
    x = 44,726.53

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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.