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Finding the Fourth Proportional to 73,750.29, 101,775.78 and 41,919.18

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Solution

The fourth proportional to 73,750.29, 101,775.78 and 41,919.18 is: 57,848.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,750.29 : 101,775.78 = 41,919.18 : x
  2. Step 2: Convert to fraction form
    73,750.29/101,775.78 = 41,919.18/x
  3. Step 3: Cross multiply
    73,750.29x = 101,775.78 × 41,919.18
  4. Step 4: Simplify right side
    73,750.29x = 4,266,357,241.46
  5. Step 5: Solve for x
    x = 4,266,357,241.46/73,750.29
  6. Step 6: Final answer
    x = 57,848.68

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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.