Home / 170,418.35-235,178.98-93,940.43

Finding the Fourth Proportional to 170,418.35, 235,178.98 and 93,940.43

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Solution

The fourth proportional to 170,418.35, 235,178.98 and 93,940.43 is: 129,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,418.35 : 235,178.98 = 93,940.43 : x
  2. Step 2: Convert to fraction form
    170,418.35/235,178.98 = 93,940.43/x
  3. Step 3: Cross multiply
    170,418.35x = 235,178.98 × 93,940.43
  4. Step 4: Simplify right side
    170,418.35x = 22,092,813,097.42
  5. Step 5: Solve for x
    x = 22,092,813,097.42/170,418.35
  6. Step 6: Final answer
    x = 129,638.70

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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.