Home / 111,106.26-153,330.30-60,805.26

Finding the Fourth Proportional to 111,106.26, 153,330.30 and 60,805.26

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Solution

The fourth proportional to 111,106.26, 153,330.30 and 60,805.26 is: 83,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,106.26 : 153,330.30 = 60,805.26 : x
  2. Step 2: Convert to fraction form
    111,106.26/153,330.30 = 60,805.26/x
  3. Step 3: Cross multiply
    111,106.26x = 153,330.30 × 60,805.26
  4. Step 4: Simplify right side
    111,106.26x = 9,323,288,757.38
  5. Step 5: Solve for x
    x = 9,323,288,757.38/111,106.26
  6. Step 6: Final answer
    x = 83,913.26

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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.