Home / 40,837.87-61,245.74-11,248.66

Finding the Fourth Proportional to 40,837.87, 61,245.74 and 11,248.66

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Solution

The fourth proportional to 40,837.87, 61,245.74 and 11,248.66 is: 16,869.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,837.87 : 61,245.74 = 11,248.66 : x
  2. Step 2: Convert to fraction form
    40,837.87/61,245.74 = 11,248.66/x
  3. Step 3: Cross multiply
    40,837.87x = 61,245.74 × 11,248.66
  4. Step 4: Simplify right side
    40,837.87x = 688,932,602.58
  5. Step 5: Solve for x
    x = 688,932,602.58/40,837.87
  6. Step 6: Final answer
    x = 16,869.95

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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.