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Finding the Fourth Proportional to 49,801.68, 68,696.10 and 29,645.10

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Solution

The fourth proportional to 49,801.68, 68,696.10 and 29,645.10 is: 40,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,801.68 : 68,696.10 = 29,645.10 : x
  2. Step 2: Convert to fraction form
    49,801.68/68,696.10 = 29,645.10/x
  3. Step 3: Cross multiply
    49,801.68x = 68,696.10 × 29,645.10
  4. Step 4: Simplify right side
    49,801.68x = 2,036,502,754.11
  5. Step 5: Solve for x
    x = 2,036,502,754.11/49,801.68
  6. Step 6: Final answer
    x = 40,892.25

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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.