Home / 87,758.55-121,097.92-50,952.02

Finding the Fourth Proportional to 87,758.55, 121,097.92 and 50,952.02

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Solution

The fourth proportional to 87,758.55, 121,097.92 and 50,952.02 is: 70,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,758.55 : 121,097.92 = 50,952.02 : x
  2. Step 2: Convert to fraction form
    87,758.55/121,097.92 = 50,952.02/x
  3. Step 3: Cross multiply
    87,758.55x = 121,097.92 × 50,952.02
  4. Step 4: Simplify right side
    87,758.55x = 6,170,184,411.48
  5. Step 5: Solve for x
    x = 6,170,184,411.48/87,758.55
  6. Step 6: Final answer
    x = 70,308.64

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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.