Home / 44,380.81-61,141.35-30,927.61

Finding the Fourth Proportional to 44,380.81, 61,141.35 and 30,927.61

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Solution

The fourth proportional to 44,380.81, 61,141.35 and 30,927.61 is: 42,607.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,380.81 : 61,141.35 = 30,927.61 : x
  2. Step 2: Convert to fraction form
    44,380.81/61,141.35 = 30,927.61/x
  3. Step 3: Cross multiply
    44,380.81x = 61,141.35 × 30,927.61
  4. Step 4: Simplify right side
    44,380.81x = 1,890,955,827.67
  5. Step 5: Solve for x
    x = 1,890,955,827.67/44,380.81
  6. Step 6: Final answer
    x = 42,607.51

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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.