Home / 351,099.11-526,648.69-84,859.55

Finding the Fourth Proportional to 351,099.11, 526,648.69 and 84,859.55

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Solution

The fourth proportional to 351,099.11, 526,648.69 and 84,859.55 is: 127,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,099.11 : 526,648.69 = 84,859.55 : x
  2. Step 2: Convert to fraction form
    351,099.11/526,648.69 = 84,859.55/x
  3. Step 3: Cross multiply
    351,099.11x = 526,648.69 × 84,859.55
  4. Step 4: Simplify right side
    351,099.11x = 44,691,169,811.92
  5. Step 5: Solve for x
    x = 44,691,169,811.92/351,099.11
  6. Step 6: Final answer
    x = 127,289.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.