Home / 186,189.40-256,937.22-101,306.68

Finding the Fourth Proportional to 186,189.40, 256,937.22 and 101,306.68

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Solution

The fourth proportional to 186,189.40, 256,937.22 and 101,306.68 is: 139,800.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,189.40 : 256,937.22 = 101,306.68 : x
  2. Step 2: Convert to fraction form
    186,189.40/256,937.22 = 101,306.68/x
  3. Step 3: Cross multiply
    186,189.40x = 256,937.22 × 101,306.68
  4. Step 4: Simplify right side
    186,189.40x = 26,029,456,726.63
  5. Step 5: Solve for x
    x = 26,029,456,726.63/186,189.40
  6. Step 6: Final answer
    x = 139,800.96

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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.