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Finding the Fourth Proportional to 83,322.26, 114,984.70 and 45,596.50

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Solution

The fourth proportional to 83,322.26, 114,984.70 and 45,596.50 is: 62,923.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,322.26 : 114,984.70 = 45,596.50 : x
  2. Step 2: Convert to fraction form
    83,322.26/114,984.70 = 45,596.50/x
  3. Step 3: Cross multiply
    83,322.26x = 114,984.70 × 45,596.50
  4. Step 4: Simplify right side
    83,322.26x = 5,242,899,873.55
  5. Step 5: Solve for x
    x = 5,242,899,873.55/83,322.26
  6. Step 6: Final answer
    x = 62,923.16

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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.