Home / 107,565.80-161,345.04-41,003.52

Finding the Fourth Proportional to 107,565.80, 161,345.04 and 41,003.52

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Solution

The fourth proportional to 107,565.80, 161,345.04 and 41,003.52 is: 61,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,565.80 : 161,345.04 = 41,003.52 : x
  2. Step 2: Convert to fraction form
    107,565.80/161,345.04 = 41,003.52/x
  3. Step 3: Cross multiply
    107,565.80x = 161,345.04 × 41,003.52
  4. Step 4: Simplify right side
    107,565.80x = 6,615,714,574.54
  5. Step 5: Solve for x
    x = 6,615,714,574.54/107,565.80
  6. Step 6: Final answer
    x = 61,503.88

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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.