Home / 48,332.65-72,478.25-26,140

Finding the Fourth Proportional to 48,332.65, 72,478.25 and 26,140

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Solution

The fourth proportional to 48,332.65, 72,478.25 and 26,140 is: 39,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,332.65 : 72,478.25 = 26,140 : x
  2. Step 2: Convert to fraction form
    48,332.65/72,478.25 = 26,140/x
  3. Step 3: Cross multiply
    48,332.65x = 72,478.25 × 26,140
  4. Step 4: Simplify right side
    48,332.65x = 1,894,581,520.35
  5. Step 5: Solve for x
    x = 1,894,581,520.35/48,332.65
  6. Step 6: Final answer
    x = 39,198.79

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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.