Home / 53,759.90-74,191.19-29,886.97

Finding the Fourth Proportional to 53,759.90, 74,191.19 and 29,886.97

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Solution

The fourth proportional to 53,759.90, 74,191.19 and 29,886.97 is: 41,245.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,759.90 : 74,191.19 = 29,886.97 : x
  2. Step 2: Convert to fraction form
    53,759.90/74,191.19 = 29,886.97/x
  3. Step 3: Cross multiply
    53,759.90x = 74,191.19 × 29,886.97
  4. Step 4: Simplify right side
    53,759.90x = 2,217,349,869.79
  5. Step 5: Solve for x
    x = 2,217,349,869.79/53,759.90
  6. Step 6: Final answer
    x = 41,245.43

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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.