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Finding the Fourth Proportional to 51,717.88, 77,503.88 and 23,568.76

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Solution

The fourth proportional to 51,717.88, 77,503.88 and 23,568.76 is: 35,319.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,717.88 : 77,503.88 = 23,568.76 : x
  2. Step 2: Convert to fraction form
    51,717.88/77,503.88 = 23,568.76/x
  3. Step 3: Cross multiply
    51,717.88x = 77,503.88 × 23,568.76
  4. Step 4: Simplify right side
    51,717.88x = 1,826,670,346.79
  5. Step 5: Solve for x
    x = 1,826,670,346.79/51,717.88
  6. Step 6: Final answer
    x = 35,319.90

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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.