Home / 65,848.07-98,787.83-21,474.87

Finding the Fourth Proportional to 65,848.07, 98,787.83 and 21,474.87

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Solution

The fourth proportional to 65,848.07, 98,787.83 and 21,474.87 is: 32,217.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,848.07 : 98,787.83 = 21,474.87 : x
  2. Step 2: Convert to fraction form
    65,848.07/98,787.83 = 21,474.87/x
  3. Step 3: Cross multiply
    65,848.07x = 98,787.83 × 21,474.87
  4. Step 4: Simplify right side
    65,848.07x = 2,121,455,699.46
  5. Step 5: Solve for x
    x = 2,121,455,699.46/65,848.07
  6. Step 6: Final answer
    x = 32,217.43

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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.