Home / 47,713.32-71,545.68-18,108.63

Finding the Fourth Proportional to 47,713.32, 71,545.68 and 18,108.63

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Solution

The fourth proportional to 47,713.32, 71,545.68 and 18,108.63 is: 27,153.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,713.32 : 71,545.68 = 18,108.63 : x
  2. Step 2: Convert to fraction form
    47,713.32/71,545.68 = 18,108.63/x
  3. Step 3: Cross multiply
    47,713.32x = 71,545.68 × 18,108.63
  4. Step 4: Simplify right side
    47,713.32x = 1,295,594,247.22
  5. Step 5: Solve for x
    x = 1,295,594,247.22/47,713.32
  6. Step 6: Final answer
    x = 27,153.72

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1.5x scale

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.