Home / 52,552.49-72,503.43-40,456.67

Finding the Fourth Proportional to 52,552.49, 72,503.43 and 40,456.67

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Solution

The fourth proportional to 52,552.49, 72,503.43 and 40,456.67 is: 55,815.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,552.49 : 72,503.43 = 40,456.67 : x
  2. Step 2: Convert to fraction form
    52,552.49/72,503.43 = 40,456.67/x
  3. Step 3: Cross multiply
    52,552.49x = 72,503.43 × 40,456.67
  4. Step 4: Simplify right side
    52,552.49x = 2,933,246,978.86
  5. Step 5: Solve for x
    x = 2,933,246,978.86/52,552.49
  6. Step 6: Final answer
    x = 55,815.57

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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.