Home / 111,257.35-153,535.60-60,270.18

Finding the Fourth Proportional to 111,257.35, 153,535.60 and 60,270.18

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Solution

The fourth proportional to 111,257.35, 153,535.60 and 60,270.18 is: 83,173.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,257.35 : 153,535.60 = 60,270.18 : x
  2. Step 2: Convert to fraction form
    111,257.35/153,535.60 = 60,270.18/x
  3. Step 3: Cross multiply
    111,257.35x = 153,535.60 × 60,270.18
  4. Step 4: Simplify right side
    111,257.35x = 9,253,617,747.99
  5. Step 5: Solve for x
    x = 9,253,617,747.99/111,257.35
  6. Step 6: Final answer
    x = 83,173.09

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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.