Home / 90,227.04-124,510.14-49,940.88

Finding the Fourth Proportional to 90,227.04, 124,510.14 and 49,940.88

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Solution

The fourth proportional to 90,227.04, 124,510.14 and 49,940.88 is: 68,916.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,227.04 : 124,510.14 = 49,940.88 : x
  2. Step 2: Convert to fraction form
    90,227.04/124,510.14 = 49,940.88/x
  3. Step 3: Cross multiply
    90,227.04x = 124,510.14 × 49,940.88
  4. Step 4: Simplify right side
    90,227.04x = 6,218,145,960.52
  5. Step 5: Solve for x
    x = 6,218,145,960.52/90,227.04
  6. Step 6: Final answer
    x = 68,916.66

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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.