Home / 95,425.40-143,138.10-55,962.20

Finding the Fourth Proportional to 95,425.40, 143,138.10 and 55,962.20

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Solution

The fourth proportional to 95,425.40, 143,138.10 and 55,962.20 is: 83,943.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,425.40 : 143,138.10 = 55,962.20 : x
  2. Step 2: Convert to fraction form
    95,425.40/143,138.10 = 55,962.20/x
  3. Step 3: Cross multiply
    95,425.40x = 143,138.10 × 55,962.20
  4. Step 4: Simplify right side
    95,425.40x = 8,010,322,979.82
  5. Step 5: Solve for x
    x = 8,010,322,979.82/95,425.40
  6. Step 6: Final answer
    x = 83,943.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.