Home / 124,012.23-171,136.04-67,423.61

Finding the Fourth Proportional to 124,012.23, 171,136.04 and 67,423.61

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Solution

The fourth proportional to 124,012.23, 171,136.04 and 67,423.61 is: 93,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,012.23 : 171,136.04 = 67,423.61 : x
  2. Step 2: Convert to fraction form
    124,012.23/171,136.04 = 67,423.61/x
  3. Step 3: Cross multiply
    124,012.23x = 171,136.04 × 67,423.61
  4. Step 4: Simplify right side
    124,012.23x = 11,538,608,425.11
  5. Step 5: Solve for x
    x = 11,538,608,425.11/124,012.23
  6. Step 6: Final answer
    x = 93,044.12

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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.