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Finding the Fourth Proportional to 24,749.80, 37,128.03 and 7,219.48

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Solution

The fourth proportional to 24,749.80, 37,128.03 and 7,219.48 is: 10,830.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,749.80 : 37,128.03 = 7,219.48 : x
  2. Step 2: Convert to fraction form
    24,749.80/37,128.03 = 7,219.48/x
  3. Step 3: Cross multiply
    24,749.80x = 37,128.03 × 7,219.48
  4. Step 4: Simplify right side
    24,749.80x = 268,045,070.02
  5. Step 5: Solve for x
    x = 268,045,070.02/24,749.80
  6. Step 6: Final answer
    x = 10,830.19

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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.