Home / 100,793.23-151,322.69-58,712.11

Finding the Fourth Proportional to 100,793.23, 151,322.69 and 58,712.11

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Solution

The fourth proportional to 100,793.23, 151,322.69 and 58,712.11 is: 88,145.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,793.23 : 151,322.69 = 58,712.11 : x
  2. Step 2: Convert to fraction form
    100,793.23/151,322.69 = 58,712.11/x
  3. Step 3: Cross multiply
    100,793.23x = 151,322.69 × 58,712.11
  4. Step 4: Simplify right side
    100,793.23x = 8,884,474,420.78
  5. Step 5: Solve for x
    x = 8,884,474,420.78/100,793.23
  6. Step 6: Final answer
    x = 88,145.55

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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.