Home / 169,865.58-234,417.50-93,387.90

Finding the Fourth Proportional to 169,865.58, 234,417.50 and 93,387.90

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Solution

The fourth proportional to 169,865.58, 234,417.50 and 93,387.90 is: 128,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,865.58 : 234,417.50 = 93,387.90 : x
  2. Step 2: Convert to fraction form
    169,865.58/234,417.50 = 93,387.90/x
  3. Step 3: Cross multiply
    169,865.58x = 234,417.50 × 93,387.90
  4. Step 4: Simplify right side
    169,865.58x = 21,891,758,048.25
  5. Step 5: Solve for x
    x = 21,891,758,048.25/169,865.58
  6. Step 6: Final answer
    x = 128,876.95

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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.