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Finding the Fourth Proportional to 83,000.50, 124,501.83 and 27,596.50

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Solution

The fourth proportional to 83,000.50, 124,501.83 and 27,596.50 is: 41,395.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,000.50 : 124,501.83 = 27,596.50 : x
  2. Step 2: Convert to fraction form
    83,000.50/124,501.83 = 27,596.50/x
  3. Step 3: Cross multiply
    83,000.50x = 124,501.83 × 27,596.50
  4. Step 4: Simplify right side
    83,000.50x = 3,435,814,751.60
  5. Step 5: Solve for x
    x = 3,435,814,751.60/83,000.50
  6. Step 6: Final answer
    x = 41,395.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.