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Finding the Fourth Proportional to 67,583.62, 93,262.75 and 40,364.31

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Solution

The fourth proportional to 67,583.62, 93,262.75 and 40,364.31 is: 55,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,583.62 : 93,262.75 = 40,364.31 : x
  2. Step 2: Convert to fraction form
    67,583.62/93,262.75 = 40,364.31/x
  3. Step 3: Cross multiply
    67,583.62x = 93,262.75 × 40,364.31
  4. Step 4: Simplify right side
    67,583.62x = 3,764,486,552.45
  5. Step 5: Solve for x
    x = 3,764,486,552.45/67,583.62
  6. Step 6: Final answer
    x = 55,701.17

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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.