Home / 40,931.58-61,331.78-36,994.98

Finding the Fourth Proportional to 40,931.58, 61,331.78 and 36,994.98

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Solution

The fourth proportional to 40,931.58, 61,331.78 and 36,994.98 is: 55,433.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,931.58 : 61,331.78 = 36,994.98 : x
  2. Step 2: Convert to fraction form
    40,931.58/61,331.78 = 36,994.98/x
  3. Step 3: Cross multiply
    40,931.58x = 61,331.78 × 36,994.98
  4. Step 4: Simplify right side
    40,931.58x = 2,268,967,974.46
  5. Step 5: Solve for x
    x = 2,268,967,974.46/40,931.58
  6. Step 6: Final answer
    x = 55,433.19

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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.