Home / 111,242.61-153,514.85-60,255.19

Finding the Fourth Proportional to 111,242.61, 153,514.85 and 60,255.19

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Solution

The fourth proportional to 111,242.61, 153,514.85 and 60,255.19 is: 83,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,242.61 : 153,514.85 = 60,255.19 : x
  2. Step 2: Convert to fraction form
    111,242.61/153,514.85 = 60,255.19/x
  3. Step 3: Cross multiply
    111,242.61x = 153,514.85 × 60,255.19
  4. Step 4: Simplify right side
    111,242.61x = 9,250,065,687.00
  5. Step 5: Solve for x
    x = 9,250,065,687.00/111,242.61
  6. Step 6: Final answer
    x = 83,152.18

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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.