Home / 217,587.29-326,325.50-67,799.66

Finding the Fourth Proportional to 217,587.29, 326,325.50 and 67,799.66

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Solution

The fourth proportional to 217,587.29, 326,325.50 and 67,799.66 is: 101,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,587.29 : 326,325.50 = 67,799.66 : x
  2. Step 2: Convert to fraction form
    217,587.29/326,325.50 = 67,799.66/x
  3. Step 3: Cross multiply
    217,587.29x = 326,325.50 × 67,799.66
  4. Step 4: Simplify right side
    217,587.29x = 22,124,757,610.33
  5. Step 5: Solve for x
    x = 22,124,757,610.33/217,587.29
  6. Step 6: Final answer
    x = 101,682.22

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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.