Home / 45,811.81-69,029.79-37,674.11

Finding the Fourth Proportional to 45,811.81, 69,029.79 and 37,674.11

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Solution

The fourth proportional to 45,811.81, 69,029.79 and 37,674.11 is: 56,767.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,811.81 : 69,029.79 = 37,674.11 : x
  2. Step 2: Convert to fraction form
    45,811.81/69,029.79 = 37,674.11/x
  3. Step 3: Cross multiply
    45,811.81x = 69,029.79 × 37,674.11
  4. Step 4: Simplify right side
    45,811.81x = 2,600,635,901.74
  5. Step 5: Solve for x
    x = 2,600,635,901.74/45,811.81
  6. Step 6: Final answer
    x = 56,767.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.