Home / 74,037.40-110,837.94-47,663.80

Finding the Fourth Proportional to 74,037.40, 110,837.94 and 47,663.80

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Solution

The fourth proportional to 74,037.40, 110,837.94 and 47,663.80 is: 71,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,037.40 : 110,837.94 = 47,663.80 : x
  2. Step 2: Convert to fraction form
    74,037.40/110,837.94 = 47,663.80/x
  3. Step 3: Cross multiply
    74,037.40x = 110,837.94 × 47,663.80
  4. Step 4: Simplify right side
    74,037.40x = 5,282,957,404.57
  5. Step 5: Solve for x
    x = 5,282,957,404.57/74,037.40
  6. Step 6: Final answer
    x = 71,355.25

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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.