Home / 40,158.17-55,417.33-23,162.44

Finding the Fourth Proportional to 40,158.17, 55,417.33 and 23,162.44

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Solution

The fourth proportional to 40,158.17, 55,417.33 and 23,162.44 is: 31,963.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,158.17 : 55,417.33 = 23,162.44 : x
  2. Step 2: Convert to fraction form
    40,158.17/55,417.33 = 23,162.44/x
  3. Step 3: Cross multiply
    40,158.17x = 55,417.33 × 23,162.44
  4. Step 4: Simplify right side
    40,158.17x = 1,283,600,581.09
  5. Step 5: Solve for x
    x = 1,283,600,581.09/40,158.17
  6. Step 6: Final answer
    x = 31,963.62

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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.