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Finding the Fourth Proportional to 37,501.92, 51,752.52 and 20,734.92

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Solution

The fourth proportional to 37,501.92, 51,752.52 and 20,734.92 is: 28,614.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,501.92 : 51,752.52 = 20,734.92 : x
  2. Step 2: Convert to fraction form
    37,501.92/51,752.52 = 20,734.92/x
  3. Step 3: Cross multiply
    37,501.92x = 51,752.52 × 20,734.92
  4. Step 4: Simplify right side
    37,501.92x = 1,073,084,362.00
  5. Step 5: Solve for x
    x = 1,073,084,362.00/37,501.92
  6. Step 6: Final answer
    x = 28,614.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.