Home / 168,766.50-232,905.06-93,315

Finding the Fourth Proportional to 168,766.50, 232,905.06 and 93,315

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Solution

The fourth proportional to 168,766.50, 232,905.06 and 93,315 is: 128,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,766.50 : 232,905.06 = 93,315 : x
  2. Step 2: Convert to fraction form
    168,766.50/232,905.06 = 93,315/x
  3. Step 3: Cross multiply
    168,766.50x = 232,905.06 × 93,315
  4. Step 4: Simplify right side
    168,766.50x = 21,733,535,673.90
  5. Step 5: Solve for x
    x = 21,733,535,673.90/168,766.50
  6. Step 6: Final answer
    x = 128,778.73

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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.