Home / 111,222.68-153,487.50-60,235.26

Finding the Fourth Proportional to 111,222.68, 153,487.50 and 60,235.26

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Solution

The fourth proportional to 111,222.68, 153,487.50 and 60,235.26 is: 83,124.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,222.68 : 153,487.50 = 60,235.26 : x
  2. Step 2: Convert to fraction form
    111,222.68/153,487.50 = 60,235.26/x
  3. Step 3: Cross multiply
    111,222.68x = 153,487.50 × 60,235.26
  4. Step 4: Simplify right side
    111,222.68x = 9,245,359,469.25
  5. Step 5: Solve for x
    x = 9,245,359,469.25/111,222.68
  6. Step 6: Final answer
    x = 83,124.77

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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.