Home / 69,309.46-95,628.94-40,613.75

Finding the Fourth Proportional to 69,309.46, 95,628.94 and 40,613.75

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Solution

The fourth proportional to 69,309.46, 95,628.94 and 40,613.75 is: 56,036.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,309.46 : 95,628.94 = 40,613.75 : x
  2. Step 2: Convert to fraction form
    69,309.46/95,628.94 = 40,613.75/x
  3. Step 3: Cross multiply
    69,309.46x = 95,628.94 × 40,613.75
  4. Step 4: Simplify right side
    69,309.46x = 3,883,849,282.25
  5. Step 5: Solve for x
    x = 3,883,849,282.25/69,309.46
  6. Step 6: Final answer
    x = 56,036.35

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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.