Home / 84,843.03-127,070.79-40,500.92

Finding the Fourth Proportional to 84,843.03, 127,070.79 and 40,500.92

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Solution

The fourth proportional to 84,843.03, 127,070.79 and 40,500.92 is: 60,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,843.03 : 127,070.79 = 40,500.92 : x
  2. Step 2: Convert to fraction form
    84,843.03/127,070.79 = 40,500.92/x
  3. Step 3: Cross multiply
    84,843.03x = 127,070.79 × 40,500.92
  4. Step 4: Simplify right side
    84,843.03x = 5,146,483,697.62
  5. Step 5: Solve for x
    x = 5,146,483,697.62/84,843.03
  6. Step 6: Final answer
    x = 60,658.89

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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.