Home / 69,154.29-95,397.87-40,455.18

Finding the Fourth Proportional to 69,154.29, 95,397.87 and 40,455.18

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Solution

The fourth proportional to 69,154.29, 95,397.87 and 40,455.18 is: 55,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,154.29 : 95,397.87 = 40,455.18 : x
  2. Step 2: Convert to fraction form
    69,154.29/95,397.87 = 40,455.18/x
  3. Step 3: Cross multiply
    69,154.29x = 95,397.87 × 40,455.18
  4. Step 4: Simplify right side
    69,154.29x = 3,859,338,002.47
  5. Step 5: Solve for x
    x = 3,859,338,002.47/69,154.29
  6. Step 6: Final answer
    x = 55,807.64

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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.