Home / 80,423.03-120,635.40-24,263.63

Finding the Fourth Proportional to 80,423.03, 120,635.40 and 24,263.63

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Solution

The fourth proportional to 80,423.03, 120,635.40 and 24,263.63 is: 36,395.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,423.03 : 120,635.40 = 24,263.63 : x
  2. Step 2: Convert to fraction form
    80,423.03/120,635.40 = 24,263.63/x
  3. Step 3: Cross multiply
    80,423.03x = 120,635.40 × 24,263.63
  4. Step 4: Simplify right side
    80,423.03x = 2,927,051,986.01
  5. Step 5: Solve for x
    x = 2,927,051,986.01/80,423.03
  6. Step 6: Final answer
    x = 36,395.69

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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.