Home / 125,537.85-173,245.20-68,179.32

Finding the Fourth Proportional to 125,537.85, 173,245.20 and 68,179.32

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Solution

The fourth proportional to 125,537.85, 173,245.20 and 68,179.32 is: 94,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,537.85 : 173,245.20 = 68,179.32 : x
  2. Step 2: Convert to fraction form
    125,537.85/173,245.20 = 68,179.32/x
  3. Step 3: Cross multiply
    125,537.85x = 173,245.20 × 68,179.32
  4. Step 4: Simplify right side
    125,537.85x = 11,811,739,929.26
  5. Step 5: Solve for x
    x = 11,811,739,929.26/125,537.85
  6. Step 6: Final answer
    x = 94,089.07

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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.