Home / 217,919.16-326,854.26-60,170.04

Finding the Fourth Proportional to 217,919.16, 326,854.26 and 60,170.04

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Solution

The fourth proportional to 217,919.16, 326,854.26 and 60,170.04 is: 90,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,919.16 : 326,854.26 = 60,170.04 : x
  2. Step 2: Convert to fraction form
    217,919.16/326,854.26 = 60,170.04/x
  3. Step 3: Cross multiply
    217,919.16x = 326,854.26 × 60,170.04
  4. Step 4: Simplify right side
    217,919.16x = 19,666,833,898.37
  5. Step 5: Solve for x
    x = 19,666,833,898.37/217,919.16
  6. Step 6: Final answer
    x = 90,248.30

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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.