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Finding the Fourth Proportional to 23,987.16, 35,972.76 and 8,401.08

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Solution

The fourth proportional to 23,987.16, 35,972.76 and 8,401.08 is: 12,598.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,987.16 : 35,972.76 = 8,401.08 : x
  2. Step 2: Convert to fraction form
    23,987.16/35,972.76 = 8,401.08/x
  3. Step 3: Cross multiply
    23,987.16x = 35,972.76 × 8,401.08
  4. Step 4: Simplify right side
    23,987.16x = 302,210,034.58
  5. Step 5: Solve for x
    x = 302,210,034.58/23,987.16
  6. Step 6: Final answer
    x = 12,598.83

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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.