Home / 40,158.46-55,417.76-23,162.74

Finding the Fourth Proportional to 40,158.46, 55,417.76 and 23,162.74

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Solution

The fourth proportional to 40,158.46, 55,417.76 and 23,162.74 is: 31,964.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,158.46 : 55,417.76 = 23,162.74 : x
  2. Step 2: Convert to fraction form
    40,158.46/55,417.76 = 23,162.74/x
  3. Step 3: Cross multiply
    40,158.46x = 55,417.76 × 23,162.74
  4. Step 4: Simplify right side
    40,158.46x = 1,283,627,166.26
  5. Step 5: Solve for x
    x = 1,283,627,166.26/40,158.46
  6. Step 6: Final answer
    x = 31,964.05

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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.