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Finding the Fourth Proportional to 37,883.52, 52,279.52 and 20,888.40

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Solution

The fourth proportional to 37,883.52, 52,279.52 and 20,888.40 is: 28,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,883.52 : 52,279.52 = 20,888.40 : x
  2. Step 2: Convert to fraction form
    37,883.52/52,279.52 = 20,888.40/x
  3. Step 3: Cross multiply
    37,883.52x = 52,279.52 × 20,888.40
  4. Step 4: Simplify right side
    37,883.52x = 1,092,035,525.57
  5. Step 5: Solve for x
    x = 1,092,035,525.57/37,883.52
  6. Step 6: Final answer
    x = 28,826.14

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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.