Home / 83,718.20-125,580.95-41,618.45

Finding the Fourth Proportional to 83,718.20, 125,580.95 and 41,618.45

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Solution

The fourth proportional to 83,718.20, 125,580.95 and 41,618.45 is: 62,429.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,718.20 : 125,580.95 = 41,618.45 : x
  2. Step 2: Convert to fraction form
    83,718.20/125,580.95 = 41,618.45/x
  3. Step 3: Cross multiply
    83,718.20x = 125,580.95 × 41,618.45
  4. Step 4: Simplify right side
    83,718.20x = 5,226,484,488.53
  5. Step 5: Solve for x
    x = 5,226,484,488.53/83,718.20
  6. Step 6: Final answer
    x = 62,429.49

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1.5x scale

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.