Home / 667,501.20-1,001,258.10-162,066.66

Finding the Fourth Proportional to 667,501.20, 1,001,258.10 and 162,066.66

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Solution

The fourth proportional to 667,501.20, 1,001,258.10 and 162,066.66 is: 243,101.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,501.20 : 1,001,258.10 = 162,066.66 : x
  2. Step 2: Convert to fraction form
    667,501.20/1,001,258.10 = 162,066.66/x
  3. Step 3: Cross multiply
    667,501.20x = 1,001,258.10 × 162,066.66
  4. Step 4: Simplify right side
    667,501.20x = 162,270,556,064.95
  5. Step 5: Solve for x
    x = 162,270,556,064.95/667,501.20
  6. Step 6: Final answer
    x = 243,101.52

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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.