Home / 169,678.11-234,158.71-93,200.43

Finding the Fourth Proportional to 169,678.11, 234,158.71 and 93,200.43

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Solution

The fourth proportional to 169,678.11, 234,158.71 and 93,200.43 is: 128,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,678.11 : 234,158.71 = 93,200.43 : x
  2. Step 2: Convert to fraction form
    169,678.11/234,158.71 = 93,200.43/x
  3. Step 3: Cross multiply
    169,678.11x = 234,158.71 × 93,200.43
  4. Step 4: Simplify right side
    169,678.11x = 21,823,692,460.25
  5. Step 5: Solve for x
    x = 21,823,692,460.25/169,678.11
  6. Step 6: Final answer
    x = 128,618.20

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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.