Home / 111,617.23-154,033.43-60,630.95

Finding the Fourth Proportional to 111,617.23, 154,033.43 and 60,630.95

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Solution

The fourth proportional to 111,617.23, 154,033.43 and 60,630.95 is: 83,671.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,617.23 : 154,033.43 = 60,630.95 : x
  2. Step 2: Convert to fraction form
    111,617.23/154,033.43 = 60,630.95/x
  3. Step 3: Cross multiply
    111,617.23x = 154,033.43 × 60,630.95
  4. Step 4: Simplify right side
    111,617.23x = 9,339,193,192.66
  5. Step 5: Solve for x
    x = 9,339,193,192.66/111,617.23
  6. Step 6: Final answer
    x = 83,671.61

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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.