Home / 107,291.24-160,677.84-53,815.04

Finding the Fourth Proportional to 107,291.24, 160,677.84 and 53,815.04

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Solution

The fourth proportional to 107,291.24, 160,677.84 and 53,815.04 is: 80,592.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,291.24 : 160,677.84 = 53,815.04 : x
  2. Step 2: Convert to fraction form
    107,291.24/160,677.84 = 53,815.04/x
  3. Step 3: Cross multiply
    107,291.24x = 160,677.84 × 53,815.04
  4. Step 4: Simplify right side
    107,291.24x = 8,646,884,386.71
  5. Step 5: Solve for x
    x = 8,646,884,386.71/107,291.24
  6. Step 6: Final answer
    x = 80,592.64

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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.