Home / 111,213.57-153,474.02-60,225.48

Finding the Fourth Proportional to 111,213.57, 153,474.02 and 60,225.48

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Solution

The fourth proportional to 111,213.57, 153,474.02 and 60,225.48 is: 83,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,213.57 : 153,474.02 = 60,225.48 : x
  2. Step 2: Convert to fraction form
    111,213.57/153,474.02 = 60,225.48/x
  3. Step 3: Cross multiply
    111,213.57x = 153,474.02 × 60,225.48
  4. Step 4: Simplify right side
    111,213.57x = 9,243,046,604.59
  5. Step 5: Solve for x
    x = 9,243,046,604.59/111,213.57
  6. Step 6: Final answer
    x = 83,110.78

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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.