Home / 63,470.75-87,589.64-35,180.69

Finding the Fourth Proportional to 63,470.75, 87,589.64 and 35,180.69

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Solution

The fourth proportional to 63,470.75, 87,589.64 and 35,180.69 is: 48,549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,470.75 : 87,589.64 = 35,180.69 : x
  2. Step 2: Convert to fraction form
    63,470.75/87,589.64 = 35,180.69/x
  3. Step 3: Cross multiply
    63,470.75x = 87,589.64 × 35,180.69
  4. Step 4: Simplify right side
    63,470.75x = 3,081,463,972.05
  5. Step 5: Solve for x
    x = 3,081,463,972.05/63,470.75
  6. Step 6: Final answer
    x = 48,549.35

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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.