Home / 87,094.87-120,190.42-48,332.31

Finding the Fourth Proportional to 87,094.87, 120,190.42 and 48,332.31

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Solution

The fourth proportional to 87,094.87, 120,190.42 and 48,332.31 is: 66,698.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,094.87 : 120,190.42 = 48,332.31 : x
  2. Step 2: Convert to fraction form
    87,094.87/120,190.42 = 48,332.31/x
  3. Step 3: Cross multiply
    87,094.87x = 120,190.42 × 48,332.31
  4. Step 4: Simplify right side
    87,094.87x = 5,809,080,638.47
  5. Step 5: Solve for x
    x = 5,809,080,638.47/87,094.87
  6. Step 6: Final answer
    x = 66,698.31

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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.