Home / 100,793.01-151,158.76-34,218.35

Finding the Fourth Proportional to 100,793.01, 151,158.76 and 34,218.35

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Solution

The fourth proportional to 100,793.01, 151,158.76 and 34,218.35 is: 51,317.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,793.01 : 151,158.76 = 34,218.35 : x
  2. Step 2: Convert to fraction form
    100,793.01/151,158.76 = 34,218.35/x
  3. Step 3: Cross multiply
    100,793.01x = 151,158.76 × 34,218.35
  4. Step 4: Simplify right side
    100,793.01x = 5,172,403,355.25
  5. Step 5: Solve for x
    x = 5,172,403,355.25/100,793.01
  6. Step 6: Final answer
    x = 51,317.08

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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.