Home / 124,000.20-185,895.78-53,826.66

Finding the Fourth Proportional to 124,000.20, 185,895.78 and 53,826.66

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Solution

The fourth proportional to 124,000.20, 185,895.78 and 53,826.66 is: 80,694.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,000.20 : 185,895.78 = 53,826.66 : x
  2. Step 2: Convert to fraction form
    124,000.20/185,895.78 = 53,826.66/x
  3. Step 3: Cross multiply
    124,000.20x = 185,895.78 × 53,826.66
  4. Step 4: Simplify right side
    124,000.20x = 10,006,148,945.49
  5. Step 5: Solve for x
    x = 10,006,148,945.49/124,000.20
  6. Step 6: Final answer
    x = 80,694.62

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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.