Home / 69,315.08-95,631.31-56,546.18

Finding the Fourth Proportional to 69,315.08, 95,631.31 and 56,546.18

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Solution

The fourth proportional to 69,315.08, 95,631.31 and 56,546.18 is: 78,014.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,315.08 : 95,631.31 = 56,546.18 : x
  2. Step 2: Convert to fraction form
    69,315.08/95,631.31 = 56,546.18/x
  3. Step 3: Cross multiply
    69,315.08x = 95,631.31 × 56,546.18
  4. Step 4: Simplify right side
    69,315.08x = 5,407,585,268.90
  5. Step 5: Solve for x
    x = 5,407,585,268.90/69,315.08
  6. Step 6: Final answer
    x = 78,014.56

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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.