Home / 49,868.12-74,510.15-48,123.99

Finding the Fourth Proportional to 49,868.12, 74,510.15 and 48,123.99

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Solution

The fourth proportional to 49,868.12, 74,510.15 and 48,123.99 is: 71,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,868.12 : 74,510.15 = 48,123.99 : x
  2. Step 2: Convert to fraction form
    49,868.12/74,510.15 = 48,123.99/x
  3. Step 3: Cross multiply
    49,868.12x = 74,510.15 × 48,123.99
  4. Step 4: Simplify right side
    49,868.12x = 3,585,725,472.88
  5. Step 5: Solve for x
    x = 3,585,725,472.88/49,868.12
  6. Step 6: Final answer
    x = 71,904.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.