Home / 75,061.12-103,579.68-41,527.12

Finding the Fourth Proportional to 75,061.12, 103,579.68 and 41,527.12

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Solution

The fourth proportional to 75,061.12, 103,579.68 and 41,527.12 is: 57,304.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,061.12 : 103,579.68 = 41,527.12 : x
  2. Step 2: Convert to fraction form
    75,061.12/103,579.68 = 41,527.12/x
  3. Step 3: Cross multiply
    75,061.12x = 103,579.68 × 41,527.12
  4. Step 4: Simplify right side
    75,061.12x = 4,301,365,800.92
  5. Step 5: Solve for x
    x = 4,301,365,800.92/75,061.12
  6. Step 6: Final answer
    x = 57,304.84

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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.