Home / 40,052.49-55,271.34-22,146.90

Finding the Fourth Proportional to 40,052.49, 55,271.34 and 22,146.90

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Solution

The fourth proportional to 40,052.49, 55,271.34 and 22,146.90 is: 30,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,052.49 : 55,271.34 = 22,146.90 : x
  2. Step 2: Convert to fraction form
    40,052.49/55,271.34 = 22,146.90/x
  3. Step 3: Cross multiply
    40,052.49x = 55,271.34 × 22,146.90
  4. Step 4: Simplify right side
    40,052.49x = 1,224,088,839.85
  5. Step 5: Solve for x
    x = 1,224,088,839.85/40,052.49
  6. Step 6: Final answer
    x = 30,562.12

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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.