Home / 111,513.03-153,883.85-60,524.66

Finding the Fourth Proportional to 111,513.03, 153,883.85 and 60,524.66

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Solution

The fourth proportional to 111,513.03, 153,883.85 and 60,524.66 is: 83,521.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,513.03 : 153,883.85 = 60,524.66 : x
  2. Step 2: Convert to fraction form
    111,513.03/153,883.85 = 60,524.66/x
  3. Step 3: Cross multiply
    111,513.03x = 153,883.85 × 60,524.66
  4. Step 4: Simplify right side
    111,513.03x = 9,313,768,236.76
  5. Step 5: Solve for x
    x = 9,313,768,236.76/111,513.03
  6. Step 6: Final answer
    x = 83,521.79

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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.