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Finding the Fourth Proportional to 59,283.70, 81,825.93 and 49,708.28

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Solution

The fourth proportional to 59,283.70, 81,825.93 and 49,708.28 is: 68,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,283.70 : 81,825.93 = 49,708.28 : x
  2. Step 2: Convert to fraction form
    59,283.70/81,825.93 = 49,708.28/x
  3. Step 3: Cross multiply
    59,283.70x = 81,825.93 × 49,708.28
  4. Step 4: Simplify right side
    59,283.70x = 4,067,426,444.27
  5. Step 5: Solve for x
    x = 4,067,426,444.27/59,283.70
  6. Step 6: Final answer
    x = 68,609.53

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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.