Home / 125,717.12-173,494.08-69,132.80

Finding the Fourth Proportional to 125,717.12, 173,494.08 and 69,132.80

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Solution

The fourth proportional to 125,717.12, 173,494.08 and 69,132.80 is: 95,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,717.12 : 173,494.08 = 69,132.80 : x
  2. Step 2: Convert to fraction form
    125,717.12/173,494.08 = 69,132.80/x
  3. Step 3: Cross multiply
    125,717.12x = 173,494.08 × 69,132.80
  4. Step 4: Simplify right side
    125,717.12x = 11,994,131,533.82
  5. Step 5: Solve for x
    x = 11,994,131,533.82/125,717.12
  6. Step 6: Final answer
    x = 95,405.71

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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.