Home / 161,669.81-223,104.38-93,726.17

Finding the Fourth Proportional to 161,669.81, 223,104.38 and 93,726.17

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Solution

The fourth proportional to 161,669.81, 223,104.38 and 93,726.17 is: 129,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,669.81 : 223,104.38 = 93,726.17 : x
  2. Step 2: Convert to fraction form
    161,669.81/223,104.38 = 93,726.17/x
  3. Step 3: Cross multiply
    161,669.81x = 223,104.38 × 93,726.17
  4. Step 4: Simplify right side
    161,669.81x = 20,910,717,463.47
  5. Step 5: Solve for x
    x = 20,910,717,463.47/161,669.81
  6. Step 6: Final answer
    x = 129,342.13

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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.