Home / 59,971.64-82,761.89-38,787.81

Finding the Fourth Proportional to 59,971.64, 82,761.89 and 38,787.81

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Solution

The fourth proportional to 59,971.64, 82,761.89 and 38,787.81 is: 53,527.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,971.64 : 82,761.89 = 38,787.81 : x
  2. Step 2: Convert to fraction form
    59,971.64/82,761.89 = 38,787.81/x
  3. Step 3: Cross multiply
    59,971.64x = 82,761.89 × 38,787.81
  4. Step 4: Simplify right side
    59,971.64x = 3,210,152,589.44
  5. Step 5: Solve for x
    x = 3,210,152,589.44/59,971.64
  6. Step 6: Final answer
    x = 53,527.84

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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.