Home / 111,242.28-153,513.41-60,253.85

Finding the Fourth Proportional to 111,242.28, 153,513.41 and 60,253.85

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Solution

The fourth proportional to 111,242.28, 153,513.41 and 60,253.85 is: 83,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,242.28 : 153,513.41 = 60,253.85 : x
  2. Step 2: Convert to fraction form
    111,242.28/153,513.41 = 60,253.85/x
  3. Step 3: Cross multiply
    111,242.28x = 153,513.41 × 60,253.85
  4. Step 4: Simplify right side
    111,242.28x = 9,249,772,910.29
  5. Step 5: Solve for x
    x = 9,249,772,910.29/111,242.28
  6. Step 6: Final answer
    x = 83,149.80

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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.