Home / 181,723.98-250,779.06-101,149.78

Finding the Fourth Proportional to 181,723.98, 250,779.06 and 101,149.78

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Solution

The fourth proportional to 181,723.98, 250,779.06 and 101,149.78 is: 139,586.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,723.98 : 250,779.06 = 101,149.78 : x
  2. Step 2: Convert to fraction form
    181,723.98/250,779.06 = 101,149.78/x
  3. Step 3: Cross multiply
    181,723.98x = 250,779.06 × 101,149.78
  4. Step 4: Simplify right side
    181,723.98x = 25,366,246,747.61
  5. Step 5: Solve for x
    x = 25,366,246,747.61/181,723.98
  6. Step 6: Final answer
    x = 139,586.68

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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.