Home / 74,846.11-103,304.97-49,357.06

Finding the Fourth Proportional to 74,846.11, 103,304.97 and 49,357.06

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Solution

The fourth proportional to 74,846.11, 103,304.97 and 49,357.06 is: 68,124.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,846.11 : 103,304.97 = 49,357.06 : x
  2. Step 2: Convert to fraction form
    74,846.11/103,304.97 = 49,357.06/x
  3. Step 3: Cross multiply
    74,846.11x = 103,304.97 × 49,357.06
  4. Step 4: Simplify right side
    74,846.11x = 5,098,829,602.59
  5. Step 5: Solve for x
    x = 5,098,829,602.59/74,846.11
  6. Step 6: Final answer
    x = 68,124.18

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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.