Home / 170,648.67-256,010.31-52,329.21

Finding the Fourth Proportional to 170,648.67, 256,010.31 and 52,329.21

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Solution

The fourth proportional to 170,648.67, 256,010.31 and 52,329.21 is: 78,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,648.67 : 256,010.31 = 52,329.21 : x
  2. Step 2: Convert to fraction form
    170,648.67/256,010.31 = 52,329.21/x
  3. Step 3: Cross multiply
    170,648.67x = 256,010.31 × 52,329.21
  4. Step 4: Simplify right side
    170,648.67x = 13,396,817,274.16
  5. Step 5: Solve for x
    x = 13,396,817,274.16/170,648.67
  6. Step 6: Final answer
    x = 78,505.25

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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.