Home / 38,787.89-58,180.67-10,709.66

Finding the Fourth Proportional to 38,787.89, 58,180.67 and 10,709.66

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Solution

The fourth proportional to 38,787.89, 58,180.67 and 10,709.66 is: 16,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787.89 : 58,180.67 = 10,709.66 : x
  2. Step 2: Convert to fraction form
    38,787.89/58,180.67 = 10,709.66/x
  3. Step 3: Cross multiply
    38,787.89x = 58,180.67 × 10,709.66
  4. Step 4: Simplify right side
    38,787.89x = 623,094,849.82
  5. Step 5: Solve for x
    x = 623,094,849.82/38,787.89
  6. Step 6: Final answer
    x = 16,064.16

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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.