Home / 38,726.46-53,460.18-29,770.80

Finding the Fourth Proportional to 38,726.46, 53,460.18 and 29,770.80

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Solution

The fourth proportional to 38,726.46, 53,460.18 and 29,770.80 is: 41,097.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,726.46 : 53,460.18 = 29,770.80 : x
  2. Step 2: Convert to fraction form
    38,726.46/53,460.18 = 29,770.80/x
  3. Step 3: Cross multiply
    38,726.46x = 53,460.18 × 29,770.80
  4. Step 4: Simplify right side
    38,726.46x = 1,591,552,326.74
  5. Step 5: Solve for x
    x = 1,591,552,326.74/38,726.46
  6. Step 6: Final answer
    x = 41,097.28

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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.