Home / 181,332.12-250,233.35-100,757.57

Finding the Fourth Proportional to 181,332.12, 250,233.35 and 100,757.57

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Solution

The fourth proportional to 181,332.12, 250,233.35 and 100,757.57 is: 139,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,332.12 : 250,233.35 = 100,757.57 : x
  2. Step 2: Convert to fraction form
    181,332.12/250,233.35 = 100,757.57/x
  3. Step 3: Cross multiply
    181,332.12x = 250,233.35 × 100,757.57
  4. Step 4: Simplify right side
    181,332.12x = 25,212,903,401.48
  5. Step 5: Solve for x
    x = 25,212,903,401.48/181,332.12
  6. Step 6: Final answer
    x = 139,042.68

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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.