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Finding the Fourth Proportional to 52,999.55, 73,143.87 and 36,041.42

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Solution

The fourth proportional to 52,999.55, 73,143.87 and 36,041.42 is: 49,740.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,999.55 : 73,143.87 = 36,041.42 : x
  2. Step 2: Convert to fraction form
    52,999.55/73,143.87 = 36,041.42/x
  3. Step 3: Cross multiply
    52,999.55x = 73,143.87 × 36,041.42
  4. Step 4: Simplify right side
    52,999.55x = 2,636,208,931.64
  5. Step 5: Solve for x
    x = 2,636,208,931.64/52,999.55
  6. Step 6: Final answer
    x = 49,740.21

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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.