Home / 111,125.52-153,354.26-60,825.60

Finding the Fourth Proportional to 111,125.52, 153,354.26 and 60,825.60

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Solution

The fourth proportional to 111,125.52, 153,354.26 and 60,825.60 is: 83,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,125.52 : 153,354.26 = 60,825.60 : x
  2. Step 2: Convert to fraction form
    111,125.52/153,354.26 = 60,825.60/x
  3. Step 3: Cross multiply
    111,125.52x = 153,354.26 × 60,825.60
  4. Step 4: Simplify right side
    111,125.52x = 9,327,864,877.06
  5. Step 5: Solve for x
    x = 9,327,864,877.06/111,125.52
  6. Step 6: Final answer
    x = 83,939.90

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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.