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Finding the Fourth Proportional to 181,324.64, 250,223.45 and 100,752.37

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Solution

The fourth proportional to 181,324.64, 250,223.45 and 100,752.37 is: 139,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,324.64 : 250,223.45 = 100,752.37 : x
  2. Step 2: Convert to fraction form
    181,324.64/250,223.45 = 100,752.37/x
  3. Step 3: Cross multiply
    181,324.64x = 250,223.45 × 100,752.37
  4. Step 4: Simplify right side
    181,324.64x = 25,210,605,337.85
  5. Step 5: Solve for x
    x = 25,210,605,337.85/181,324.64
  6. Step 6: Final answer
    x = 139,035.74

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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.