Home / 51,650.58-77,280.36-30,601.92

Finding the Fourth Proportional to 51,650.58, 77,280.36 and 30,601.92

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Solution

The fourth proportional to 51,650.58, 77,280.36 and 30,601.92 is: 45,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,650.58 : 77,280.36 = 30,601.92 : x
  2. Step 2: Convert to fraction form
    51,650.58/77,280.36 = 30,601.92/x
  3. Step 3: Cross multiply
    51,650.58x = 77,280.36 × 30,601.92
  4. Step 4: Simplify right side
    51,650.58x = 2,364,927,394.29
  5. Step 5: Solve for x
    x = 2,364,927,394.29/51,650.58
  6. Step 6: Final answer
    x = 45,787.04

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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.