Home / 37,739.20-56,608.80-15,545.20

Finding the Fourth Proportional to 37,739.20, 56,608.80 and 15,545.20

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Solution

The fourth proportional to 37,739.20, 56,608.80 and 15,545.20 is: 23,317.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,739.20 : 56,608.80 = 15,545.20 : x
  2. Step 2: Convert to fraction form
    37,739.20/56,608.80 = 15,545.20/x
  3. Step 3: Cross multiply
    37,739.20x = 56,608.80 × 15,545.20
  4. Step 4: Simplify right side
    37,739.20x = 879,995,117.76
  5. Step 5: Solve for x
    x = 879,995,117.76/37,739.20
  6. Step 6: Final answer
    x = 23,317.80

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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.