Home / 47,355.16-71,031.02-16,189.56

Finding the Fourth Proportional to 47,355.16, 71,031.02 and 16,189.56

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Solution

The fourth proportional to 47,355.16, 71,031.02 and 16,189.56 is: 24,283.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,355.16 : 71,031.02 = 16,189.56 : x
  2. Step 2: Convert to fraction form
    47,355.16/71,031.02 = 16,189.56/x
  3. Step 3: Cross multiply
    47,355.16x = 71,031.02 × 16,189.56
  4. Step 4: Simplify right side
    47,355.16x = 1,149,960,960.15
  5. Step 5: Solve for x
    x = 1,149,960,960.15/47,355.16
  6. Step 6: Final answer
    x = 24,283.75

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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.