Home / 217,813.10-326,736.06-60,040.18

Finding the Fourth Proportional to 217,813.10, 326,736.06 and 60,040.18

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Solution

The fourth proportional to 217,813.10, 326,736.06 and 60,040.18 is: 90,064.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,813.10 : 326,736.06 = 60,040.18 : x
  2. Step 2: Convert to fraction form
    217,813.10/326,736.06 = 60,040.18/x
  3. Step 3: Cross multiply
    217,813.10x = 326,736.06 × 60,040.18
  4. Step 4: Simplify right side
    217,813.10x = 19,617,291,854.89
  5. Step 5: Solve for x
    x = 19,617,291,854.89/217,813.10
  6. Step 6: Final answer
    x = 90,064.79

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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.