Home / 168,432.50-232,436.86-92,981.54

Finding the Fourth Proportional to 168,432.50, 232,436.86 and 92,981.54

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Solution

The fourth proportional to 168,432.50, 232,436.86 and 92,981.54 is: 128,314.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,432.50 : 232,436.86 = 92,981.54 : x
  2. Step 2: Convert to fraction form
    168,432.50/232,436.86 = 92,981.54/x
  3. Step 3: Cross multiply
    168,432.50x = 232,436.86 × 92,981.54
  4. Step 4: Simplify right side
    168,432.50x = 21,612,337,195.56
  5. Step 5: Solve for x
    x = 21,612,337,195.56/168,432.50
  6. Step 6: Final answer
    x = 128,314.53

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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.