Home / 80,423.66-120,636.36-24,264.27

Finding the Fourth Proportional to 80,423.66, 120,636.36 and 24,264.27

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Solution

The fourth proportional to 80,423.66, 120,636.36 and 24,264.27 is: 36,396.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,423.66 : 120,636.36 = 24,264.27 : x
  2. Step 2: Convert to fraction form
    80,423.66/120,636.36 = 24,264.27/x
  3. Step 3: Cross multiply
    80,423.66x = 120,636.36 × 24,264.27
  4. Step 4: Simplify right side
    80,423.66x = 2,927,153,448.75
  5. Step 5: Solve for x
    x = 2,927,153,448.75/80,423.66
  6. Step 6: Final answer
    x = 36,396.67

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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.