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Finding the Fourth Proportional to 24,632.79, 36,952.53 and 7,987.40

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Solution

The fourth proportional to 24,632.79, 36,952.53 and 7,987.40 is: 11,982.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,632.79 : 36,952.53 = 7,987.40 : x
  2. Step 2: Convert to fraction form
    24,632.79/36,952.53 = 7,987.40/x
  3. Step 3: Cross multiply
    24,632.79x = 36,952.53 × 7,987.40
  4. Step 4: Simplify right side
    24,632.79x = 295,154,453.36
  5. Step 5: Solve for x
    x = 295,154,453.36/24,632.79
  6. Step 6: Final answer
    x = 11,982.18

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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.