Home / 40,052.40-55,271.73-22,147.01

Finding the Fourth Proportional to 40,052.40, 55,271.73 and 22,147.01

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Solution

The fourth proportional to 40,052.40, 55,271.73 and 22,147.01 is: 30,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,052.40 : 55,271.73 = 22,147.01 : x
  2. Step 2: Convert to fraction form
    40,052.40/55,271.73 = 22,147.01/x
  3. Step 3: Cross multiply
    40,052.40x = 55,271.73 × 22,147.01
  4. Step 4: Simplify right side
    40,052.40x = 1,224,103,557.03
  5. Step 5: Solve for x
    x = 1,224,103,557.03/40,052.40
  6. Step 6: Final answer
    x = 30,562.55

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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.