Home / 217,140.90-325,230.14-166,850.82

Finding the Fourth Proportional to 217,140.90, 325,230.14 and 166,850.82

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Solution

The fourth proportional to 217,140.90, 325,230.14 and 166,850.82 is: 249,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,140.90 : 325,230.14 = 166,850.82 : x
  2. Step 2: Convert to fraction form
    217,140.90/325,230.14 = 166,850.82/x
  3. Step 3: Cross multiply
    217,140.90x = 325,230.14 × 166,850.82
  4. Step 4: Simplify right side
    217,140.90x = 54,264,915,547.71
  5. Step 5: Solve for x
    x = 54,264,915,547.71/217,140.90
  6. Step 6: Final answer
    x = 249,906.47

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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.