Home / 154,813-232,025.22-83,732.80

Finding the Fourth Proportional to 154,813, 232,025.22 and 83,732.80

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Solution

The fourth proportional to 154,813, 232,025.22 and 83,732.80 is: 125,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,813 : 232,025.22 = 83,732.80 : x
  2. Step 2: Convert to fraction form
    154,813/232,025.22 = 83,732.80/x
  3. Step 3: Cross multiply
    154,813x = 232,025.22 × 83,732.80
  4. Step 4: Simplify right side
    154,813x = 19,428,121,341.22
  5. Step 5: Solve for x
    x = 19,428,121,341.22/154,813
  6. Step 6: Final answer
    x = 125,494.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.