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Finding the Fourth Proportional to 170,414.34, 235,185.34 and 93,947.10

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Solution

The fourth proportional to 170,414.34, 235,185.34 and 93,947.10 is: 129,654.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,414.34 : 235,185.34 = 93,947.10 : x
  2. Step 2: Convert to fraction form
    170,414.34/235,185.34 = 93,947.10/x
  3. Step 3: Cross multiply
    170,414.34x = 235,185.34 × 93,947.10
  4. Step 4: Simplify right side
    170,414.34x = 22,094,980,655.51
  5. Step 5: Solve for x
    x = 22,094,980,655.51/170,414.34
  6. Step 6: Final answer
    x = 129,654.47

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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.