Home / 49,876.77-68,794.65-29,718.12

Finding the Fourth Proportional to 49,876.77, 68,794.65 and 29,718.12

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Solution

The fourth proportional to 49,876.77, 68,794.65 and 29,718.12 is: 40,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,876.77 : 68,794.65 = 29,718.12 : x
  2. Step 2: Convert to fraction form
    49,876.77/68,794.65 = 29,718.12/x
  3. Step 3: Cross multiply
    49,876.77x = 68,794.65 × 29,718.12
  4. Step 4: Simplify right side
    49,876.77x = 2,044,447,664.06
  5. Step 5: Solve for x
    x = 2,044,447,664.06/49,876.77
  6. Step 6: Final answer
    x = 40,989.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.