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Finding the Fourth Proportional to 170,539.97, 235,366.97 and 141,810.21

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Solution

The fourth proportional to 170,539.97, 235,366.97 and 141,810.21 is: 195,716.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,539.97 : 235,366.97 = 141,810.21 : x
  2. Step 2: Convert to fraction form
    170,539.97/235,366.97 = 141,810.21/x
  3. Step 3: Cross multiply
    170,539.97x = 235,366.97 × 141,810.21
  4. Step 4: Simplify right side
    170,539.97x = 33,377,438,733.71
  5. Step 5: Solve for x
    x = 33,377,438,733.71/170,539.97
  6. Step 6: Final answer
    x = 195,716.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.