Home / 125,037.75-172,552.23-68,449.26

Finding the Fourth Proportional to 125,037.75, 172,552.23 and 68,449.26

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Solution

The fourth proportional to 125,037.75, 172,552.23 and 68,449.26 is: 94,460.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,037.75 : 172,552.23 = 68,449.26 : x
  2. Step 2: Convert to fraction form
    125,037.75/172,552.23 = 68,449.26/x
  3. Step 3: Cross multiply
    125,037.75x = 172,552.23 × 68,449.26
  4. Step 4: Simplify right side
    125,037.75x = 11,811,072,454.85
  5. Step 5: Solve for x
    x = 11,811,072,454.85/125,037.75
  6. Step 6: Final answer
    x = 94,460.05

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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.