Home / 111,217.50-153,480.21-60,230.62

Finding the Fourth Proportional to 111,217.50, 153,480.21 and 60,230.62

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Solution

The fourth proportional to 111,217.50, 153,480.21 and 60,230.62 is: 83,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,217.50 : 153,480.21 = 60,230.62 : x
  2. Step 2: Convert to fraction form
    111,217.50/153,480.21 = 60,230.62/x
  3. Step 3: Cross multiply
    111,217.50x = 153,480.21 × 60,230.62
  4. Step 4: Simplify right side
    111,217.50x = 9,244,208,206.03
  5. Step 5: Solve for x
    x = 9,244,208,206.03/111,217.50
  6. Step 6: Final answer
    x = 83,118.29

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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.