Home / 217,585.93-326,394.17-91,098.52

Finding the Fourth Proportional to 217,585.93, 326,394.17 and 91,098.52

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Solution

The fourth proportional to 217,585.93, 326,394.17 and 91,098.52 is: 136,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,585.93 : 326,394.17 = 91,098.52 : x
  2. Step 2: Convert to fraction form
    217,585.93/326,394.17 = 91,098.52/x
  3. Step 3: Cross multiply
    217,585.93x = 326,394.17 × 91,098.52
  4. Step 4: Simplify right side
    217,585.93x = 29,734,025,823.63
  5. Step 5: Solve for x
    x = 29,734,025,823.63/217,585.93
  6. Step 6: Final answer
    x = 136,654.18

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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.