Home / 107,158.04-160,715.10-40,575.20

Finding the Fourth Proportional to 107,158.04, 160,715.10 and 40,575.20

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Solution

The fourth proportional to 107,158.04, 160,715.10 and 40,575.20 is: 60,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,158.04 : 160,715.10 = 40,575.20 : x
  2. Step 2: Convert to fraction form
    107,158.04/160,715.10 = 40,575.20/x
  3. Step 3: Cross multiply
    107,158.04x = 160,715.10 × 40,575.20
  4. Step 4: Simplify right side
    107,158.04x = 6,521,047,325.52
  5. Step 5: Solve for x
    x = 6,521,047,325.52/107,158.04
  6. Step 6: Final answer
    x = 60,854.48

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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.