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Finding the Fourth Proportional to 69,444.57, 95,807.07 and 51,338.76

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Solution

The fourth proportional to 69,444.57, 95,807.07 and 51,338.76 is: 70,827.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,444.57 : 95,807.07 = 51,338.76 : x
  2. Step 2: Convert to fraction form
    69,444.57/95,807.07 = 51,338.76/x
  3. Step 3: Cross multiply
    69,444.57x = 95,807.07 × 51,338.76
  4. Step 4: Simplify right side
    69,444.57x = 4,918,616,173.03
  5. Step 5: Solve for x
    x = 4,918,616,173.03/69,444.57
  6. Step 6: Final answer
    x = 70,827.94

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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.