Home / 40,154.55-55,413.23-22,250.72

Finding the Fourth Proportional to 40,154.55, 55,413.23 and 22,250.72

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Solution

The fourth proportional to 40,154.55, 55,413.23 and 22,250.72 is: 30,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,154.55 : 55,413.23 = 22,250.72 : x
  2. Step 2: Convert to fraction form
    40,154.55/55,413.23 = 22,250.72/x
  3. Step 3: Cross multiply
    40,154.55x = 55,413.23 × 22,250.72
  4. Step 4: Simplify right side
    40,154.55x = 1,232,983,876.71
  5. Step 5: Solve for x
    x = 1,232,983,876.71/40,154.55
  6. Step 6: Final answer
    x = 30,705.96

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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.