Home / 90,675.96-136,003.14-24,120.96

Finding the Fourth Proportional to 90,675.96, 136,003.14 and 24,120.96

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Solution

The fourth proportional to 90,675.96, 136,003.14 and 24,120.96 is: 36,178.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,675.96 : 136,003.14 = 24,120.96 : x
  2. Step 2: Convert to fraction form
    90,675.96/136,003.14 = 24,120.96/x
  3. Step 3: Cross multiply
    90,675.96x = 136,003.14 × 24,120.96
  4. Step 4: Simplify right side
    90,675.96x = 3,280,526,299.81
  5. Step 5: Solve for x
    x = 3,280,526,299.81/90,675.96
  6. Step 6: Final answer
    x = 36,178.57

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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.