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Finding the Fourth Proportional to 170,957.52, 235,922.10 and 93,434.73

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Solution

The fourth proportional to 170,957.52, 235,922.10 and 93,434.73 is: 128,940.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,957.52 : 235,922.10 = 93,434.73 : x
  2. Step 2: Convert to fraction form
    170,957.52/235,922.10 = 93,434.73/x
  3. Step 3: Cross multiply
    170,957.52x = 235,922.10 × 93,434.73
  4. Step 4: Simplify right side
    170,957.52x = 22,043,316,479.44
  5. Step 5: Solve for x
    x = 22,043,316,479.44/170,957.52
  6. Step 6: Final answer
    x = 128,940.31

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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.