Home / 40,055.04-55,274.94-22,149.57

Finding the Fourth Proportional to 40,055.04, 55,274.94 and 22,149.57

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Solution

The fourth proportional to 40,055.04, 55,274.94 and 22,149.57 is: 30,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,055.04 : 55,274.94 = 22,149.57 : x
  2. Step 2: Convert to fraction form
    40,055.04/55,274.94 = 22,149.57/x
  3. Step 3: Cross multiply
    40,055.04x = 55,274.94 × 22,149.57
  4. Step 4: Simplify right side
    40,055.04x = 1,224,316,152.78
  5. Step 5: Solve for x
    x = 1,224,316,152.78/40,055.04
  6. Step 6: Final answer
    x = 30,565.85

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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.