Home / 53,432.26-80,126.22-19,700.19

Finding the Fourth Proportional to 53,432.26, 80,126.22 and 19,700.19

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Solution

The fourth proportional to 53,432.26, 80,126.22 and 19,700.19 is: 29,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,432.26 : 80,126.22 = 19,700.19 : x
  2. Step 2: Convert to fraction form
    53,432.26/80,126.22 = 19,700.19/x
  3. Step 3: Cross multiply
    53,432.26x = 80,126.22 × 19,700.19
  4. Step 4: Simplify right side
    53,432.26x = 1,578,501,757.98
  5. Step 5: Solve for x
    x = 1,578,501,757.98/53,432.26
  6. Step 6: Final answer
    x = 29,542.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.