Home / 181,717.59-250,740.36-101,143.05

Finding the Fourth Proportional to 181,717.59, 250,740.36 and 101,143.05

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Solution

The fourth proportional to 181,717.59, 250,740.36 and 101,143.05 is: 139,560.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,717.59 : 250,740.36 = 101,143.05 : x
  2. Step 2: Convert to fraction form
    181,717.59/250,740.36 = 101,143.05/x
  3. Step 3: Cross multiply
    181,717.59x = 250,740.36 × 101,143.05
  4. Step 4: Simplify right side
    181,717.59x = 25,360,644,768.50
  5. Step 5: Solve for x
    x = 25,360,644,768.50/181,717.59
  6. Step 6: Final answer
    x = 139,560.76

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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.