Home / 144,351.18-216,521.91-50,854.50

Finding the Fourth Proportional to 144,351.18, 216,521.91 and 50,854.50

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Solution

The fourth proportional to 144,351.18, 216,521.91 and 50,854.50 is: 76,280.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,351.18 : 216,521.91 = 50,854.50 : x
  2. Step 2: Convert to fraction form
    144,351.18/216,521.91 = 50,854.50/x
  3. Step 3: Cross multiply
    144,351.18x = 216,521.91 × 50,854.50
  4. Step 4: Simplify right side
    144,351.18x = 11,011,113,472.10
  5. Step 5: Solve for x
    x = 11,011,113,472.10/144,351.18
  6. Step 6: Final answer
    x = 76,280.04

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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.