Home / 83,500.23-125,223.62-27,325.11

Finding the Fourth Proportional to 83,500.23, 125,223.62 and 27,325.11

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Solution

The fourth proportional to 83,500.23, 125,223.62 and 27,325.11 is: 40,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,500.23 : 125,223.62 = 27,325.11 : x
  2. Step 2: Convert to fraction form
    83,500.23/125,223.62 = 27,325.11/x
  3. Step 3: Cross multiply
    83,500.23x = 125,223.62 × 27,325.11
  4. Step 4: Simplify right side
    83,500.23x = 3,421,749,054.47
  5. Step 5: Solve for x
    x = 3,421,749,054.47/83,500.23
  6. Step 6: Final answer
    x = 40,978.92

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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.