Home / 40,165.19-55,426.51-22,261.83

Finding the Fourth Proportional to 40,165.19, 55,426.51 and 22,261.83

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Solution

The fourth proportional to 40,165.19, 55,426.51 and 22,261.83 is: 30,720.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.19 : 55,426.51 = 22,261.83 : x
  2. Step 2: Convert to fraction form
    40,165.19/55,426.51 = 22,261.83/x
  3. Step 3: Cross multiply
    40,165.19x = 55,426.51 × 22,261.83
  4. Step 4: Simplify right side
    40,165.19x = 1,233,895,543.11
  5. Step 5: Solve for x
    x = 1,233,895,543.11/40,165.19
  6. Step 6: Final answer
    x = 30,720.52

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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.