Home / 181,686.27-250,724.60-101,113.77

Finding the Fourth Proportional to 181,686.27, 250,724.60 and 101,113.77

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Solution

The fourth proportional to 181,686.27, 250,724.60 and 101,113.77 is: 139,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,686.27 : 250,724.60 = 101,113.77 : x
  2. Step 2: Convert to fraction form
    181,686.27/250,724.60 = 101,113.77/x
  3. Step 3: Cross multiply
    181,686.27x = 250,724.60 × 101,113.77
  4. Step 4: Simplify right side
    181,686.27x = 25,351,708,941.24
  5. Step 5: Solve for x
    x = 25,351,708,941.24/181,686.27
  6. Step 6: Final answer
    x = 139,535.64

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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.