Home / 181,966.01-272,764.09-75,407.93

Finding the Fourth Proportional to 181,966.01, 272,764.09 and 75,407.93

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Solution

The fourth proportional to 181,966.01, 272,764.09 and 75,407.93 is: 113,035.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,966.01 : 272,764.09 = 75,407.93 : x
  2. Step 2: Convert to fraction form
    181,966.01/272,764.09 = 75,407.93/x
  3. Step 3: Cross multiply
    181,966.01x = 272,764.09 × 75,407.93
  4. Step 4: Simplify right side
    181,966.01x = 20,568,575,898.62
  5. Step 5: Solve for x
    x = 20,568,575,898.62/181,966.01
  6. Step 6: Final answer
    x = 113,035.27

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1.5x scale

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.