Home / 47,530.12-71,424.42-25,359.16

Finding the Fourth Proportional to 47,530.12, 71,424.42 and 25,359.16

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Solution

The fourth proportional to 47,530.12, 71,424.42 and 25,359.16 is: 38,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,530.12 : 71,424.42 = 25,359.16 : x
  2. Step 2: Convert to fraction form
    47,530.12/71,424.42 = 25,359.16/x
  3. Step 3: Cross multiply
    47,530.12x = 71,424.42 × 25,359.16
  4. Step 4: Simplify right side
    47,530.12x = 1,811,263,294.69
  5. Step 5: Solve for x
    x = 1,811,263,294.69/47,530.12
  6. Step 6: Final answer
    x = 38,107.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.