Home / 148,908.57-223,399.50-74,064.16

Finding the Fourth Proportional to 148,908.57, 223,399.50 and 74,064.16

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Solution

The fourth proportional to 148,908.57, 223,399.50 and 74,064.16 is: 111,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,908.57 : 223,399.50 = 74,064.16 : x
  2. Step 2: Convert to fraction form
    148,908.57/223,399.50 = 74,064.16/x
  3. Step 3: Cross multiply
    148,908.57x = 223,399.50 × 74,064.16
  4. Step 4: Simplify right side
    148,908.57x = 16,545,896,311.92
  5. Step 5: Solve for x
    x = 16,545,896,311.92/148,908.57
  6. Step 6: Final answer
    x = 111,114.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.