Home / 125,496-173,175.84-68,895.68

Finding the Fourth Proportional to 125,496, 173,175.84 and 68,895.68

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Solution

The fourth proportional to 125,496, 173,175.84 and 68,895.68 is: 95,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,496 : 173,175.84 = 68,895.68 : x
  2. Step 2: Convert to fraction form
    125,496/173,175.84 = 68,895.68/x
  3. Step 3: Cross multiply
    125,496x = 173,175.84 × 68,895.68
  4. Step 4: Simplify right side
    125,496x = 11,931,067,256.37
  5. Step 5: Solve for x
    x = 11,931,067,256.37/125,496
  6. Step 6: Final answer
    x = 95,071.30

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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.