Home / 169,895.15-234,456.18-93,419.18

Finding the Fourth Proportional to 169,895.15, 234,456.18 and 93,419.18

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Solution

The fourth proportional to 169,895.15, 234,456.18 and 93,419.18 is: 128,918.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,895.15 : 234,456.18 = 93,419.18 : x
  2. Step 2: Convert to fraction form
    169,895.15/234,456.18 = 93,419.18/x
  3. Step 3: Cross multiply
    169,895.15x = 234,456.18 × 93,419.18
  4. Step 4: Simplify right side
    169,895.15x = 21,902,703,926.59
  5. Step 5: Solve for x
    x = 21,902,703,926.59/169,895.15
  6. Step 6: Final answer
    x = 128,918.95

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1.5x scale

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.