Home / 181,649.76-272,532.24-98,498.40

Finding the Fourth Proportional to 181,649.76, 272,532.24 and 98,498.40

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Solution

The fourth proportional to 181,649.76, 272,532.24 and 98,498.40 is: 147,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,649.76 : 272,532.24 = 98,498.40 : x
  2. Step 2: Convert to fraction form
    181,649.76/272,532.24 = 98,498.40/x
  3. Step 3: Cross multiply
    181,649.76x = 272,532.24 × 98,498.40
  4. Step 4: Simplify right side
    181,649.76x = 26,843,989,588.42
  5. Step 5: Solve for x
    x = 26,843,989,588.42/181,649.76
  6. Step 6: Final answer
    x = 147,778.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.