Home / 168,360.40-232,330.10-91,877.57

Finding the Fourth Proportional to 168,360.40, 232,330.10 and 91,877.57

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Solution

The fourth proportional to 168,360.40, 232,330.10 and 91,877.57 is: 126,787.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,360.40 : 232,330.10 = 91,877.57 : x
  2. Step 2: Convert to fraction form
    168,360.40/232,330.10 = 91,877.57/x
  3. Step 3: Cross multiply
    168,360.40x = 232,330.10 × 91,877.57
  4. Step 4: Simplify right side
    168,360.40x = 21,345,925,025.86
  5. Step 5: Solve for x
    x = 21,345,925,025.86/168,360.40
  6. Step 6: Final answer
    x = 126,787.09

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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.