Home / 71,817.12-107,730.60-24,412.92

Finding the Fourth Proportional to 71,817.12, 107,730.60 and 24,412.92

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Solution

The fourth proportional to 71,817.12, 107,730.60 and 24,412.92 is: 36,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,817.12 : 107,730.60 = 24,412.92 : x
  2. Step 2: Convert to fraction form
    71,817.12/107,730.60 = 24,412.92/x
  3. Step 3: Cross multiply
    71,817.12x = 107,730.60 × 24,412.92
  4. Step 4: Simplify right side
    71,817.12x = 2,630,018,519.35
  5. Step 5: Solve for x
    x = 2,630,018,519.35/71,817.12
  6. Step 6: Final answer
    x = 36,621.05

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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.