Home / 168,827.76-232,988.40-93,376.80

Finding the Fourth Proportional to 168,827.76, 232,988.40 and 93,376.80

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Solution

The fourth proportional to 168,827.76, 232,988.40 and 93,376.80 is: 128,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,827.76 : 232,988.40 = 93,376.80 : x
  2. Step 2: Convert to fraction form
    168,827.76/232,988.40 = 93,376.80/x
  3. Step 3: Cross multiply
    168,827.76x = 232,988.40 × 93,376.80
  4. Step 4: Simplify right side
    168,827.76x = 21,755,711,229.12
  5. Step 5: Solve for x
    x = 21,755,711,229.12/168,827.76
  6. Step 6: Final answer
    x = 128,863.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.