Home / 125,585.56-173,307.38-68,224.43

Finding the Fourth Proportional to 125,585.56, 173,307.38 and 68,224.43

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Solution

The fourth proportional to 125,585.56, 173,307.38 and 68,224.43 is: 94,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,585.56 : 173,307.38 = 68,224.43 : x
  2. Step 2: Convert to fraction form
    125,585.56/173,307.38 = 68,224.43/x
  3. Step 3: Cross multiply
    125,585.56x = 173,307.38 × 68,224.43
  4. Step 4: Simplify right side
    125,585.56x = 11,823,796,519.32
  5. Step 5: Solve for x
    x = 11,823,796,519.32/125,585.56
  6. Step 6: Final answer
    x = 94,149.33

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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.