Home / 111,504.37-153,877.13-60,517.55

Finding the Fourth Proportional to 111,504.37, 153,877.13 and 60,517.55

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Solution

The fourth proportional to 111,504.37, 153,877.13 and 60,517.55 is: 83,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,504.37 : 153,877.13 = 60,517.55 : x
  2. Step 2: Convert to fraction form
    111,504.37/153,877.13 = 60,517.55/x
  3. Step 3: Cross multiply
    111,504.37x = 153,877.13 × 60,517.55
  4. Step 4: Simplify right side
    111,504.37x = 9,312,266,139.25
  5. Step 5: Solve for x
    x = 9,312,266,139.25/111,504.37
  6. Step 6: Final answer
    x = 83,514.81

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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.