Home / 51,726.50-71,382.58-29,370.50

Finding the Fourth Proportional to 51,726.50, 71,382.58 and 29,370.50

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Solution

The fourth proportional to 51,726.50, 71,382.58 and 29,370.50 is: 40,531.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,726.50 : 71,382.58 = 29,370.50 : x
  2. Step 2: Convert to fraction form
    51,726.50/71,382.58 = 29,370.50/x
  3. Step 3: Cross multiply
    51,726.50x = 71,382.58 × 29,370.50
  4. Step 4: Simplify right side
    51,726.50x = 2,096,542,065.89
  5. Step 5: Solve for x
    x = 2,096,542,065.89/51,726.50
  6. Step 6: Final answer
    x = 40,531.30

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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.