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Finding the Fourth Proportional to 24,794.40, 37,159.20 and 9,991.20

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Solution

The fourth proportional to 24,794.40, 37,159.20 and 9,991.20 is: 14,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,794.40 : 37,159.20 = 9,991.20 : x
  2. Step 2: Convert to fraction form
    24,794.40/37,159.20 = 9,991.20/x
  3. Step 3: Cross multiply
    24,794.40x = 37,159.20 × 9,991.20
  4. Step 4: Simplify right side
    24,794.40x = 371,264,999.04
  5. Step 5: Solve for x
    x = 371,264,999.04/24,794.40
  6. Step 6: Final answer
    x = 14,973.74

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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.