Home / 40,449.47-55,820.52-22,545.61

Finding the Fourth Proportional to 40,449.47, 55,820.52 and 22,545.61

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Solution

The fourth proportional to 40,449.47, 55,820.52 and 22,545.61 is: 31,113.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,449.47 : 55,820.52 = 22,545.61 : x
  2. Step 2: Convert to fraction form
    40,449.47/55,820.52 = 22,545.61/x
  3. Step 3: Cross multiply
    40,449.47x = 55,820.52 × 22,545.61
  4. Step 4: Simplify right side
    40,449.47x = 1,258,507,534.37
  5. Step 5: Solve for x
    x = 1,258,507,534.37/40,449.47
  6. Step 6: Final answer
    x = 31,113.08

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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.