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Finding the Fourth Proportional to 69,754.77, 96,276.87 and 45,883.80

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Solution

The fourth proportional to 69,754.77, 96,276.87 and 45,883.80 is: 63,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,754.77 : 96,276.87 = 45,883.80 : x
  2. Step 2: Convert to fraction form
    69,754.77/96,276.87 = 45,883.80/x
  3. Step 3: Cross multiply
    69,754.77x = 96,276.87 × 45,883.80
  4. Step 4: Simplify right side
    69,754.77x = 4,417,548,647.71
  5. Step 5: Solve for x
    x = 4,417,548,647.71/69,754.77
  6. Step 6: Final answer
    x = 63,329.70

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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.