Home / 111,176.11-153,423.28-60,189.38

Finding the Fourth Proportional to 111,176.11, 153,423.28 and 60,189.38

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Solution

The fourth proportional to 111,176.11, 153,423.28 and 60,189.38 is: 83,061.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,176.11 : 153,423.28 = 60,189.38 : x
  2. Step 2: Convert to fraction form
    111,176.11/153,423.28 = 60,189.38/x
  3. Step 3: Cross multiply
    111,176.11x = 153,423.28 × 60,189.38
  4. Step 4: Simplify right side
    111,176.11x = 9,234,451,984.22
  5. Step 5: Solve for x
    x = 9,234,451,984.22/111,176.11
  6. Step 6: Final answer
    x = 83,061.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.