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Finding the Fourth Proportional to 60,785.01, 83,921.84 and 41,696.76

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Solution

The fourth proportional to 60,785.01, 83,921.84 and 41,696.76 is: 57,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,785.01 : 83,921.84 = 41,696.76 : x
  2. Step 2: Convert to fraction form
    60,785.01/83,921.84 = 41,696.76/x
  3. Step 3: Cross multiply
    60,785.01x = 83,921.84 × 41,696.76
  4. Step 4: Simplify right side
    60,785.01x = 3,499,268,612.75
  5. Step 5: Solve for x
    x = 3,499,268,612.75/60,785.01
  6. Step 6: Final answer
    x = 57,567.95

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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.