Home / 125,748.12-173,529.54-69,160.44

Finding the Fourth Proportional to 125,748.12, 173,529.54 and 69,160.44

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Solution

The fourth proportional to 125,748.12, 173,529.54 and 69,160.44 is: 95,439.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,748.12 : 173,529.54 = 69,160.44 : x
  2. Step 2: Convert to fraction form
    125,748.12/173,529.54 = 69,160.44/x
  3. Step 3: Cross multiply
    125,748.12x = 173,529.54 × 69,160.44
  4. Step 4: Simplify right side
    125,748.12x = 12,001,379,339.40
  5. Step 5: Solve for x
    x = 12,001,379,339.40/125,748.12
  6. Step 6: Final answer
    x = 95,439.83

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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.