Home / 40,117.75-60,178.02-19,046.95

Finding the Fourth Proportional to 40,117.75, 60,178.02 and 19,046.95

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Solution

The fourth proportional to 40,117.75, 60,178.02 and 19,046.95 is: 28,571.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,117.75 : 60,178.02 = 19,046.95 : x
  2. Step 2: Convert to fraction form
    40,117.75/60,178.02 = 19,046.95/x
  3. Step 3: Cross multiply
    40,117.75x = 60,178.02 × 19,046.95
  4. Step 4: Simplify right side
    40,117.75x = 1,146,207,738.04
  5. Step 5: Solve for x
    x = 1,146,207,738.04/40,117.75
  6. Step 6: Final answer
    x = 28,571.09

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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.