Home / 95,787.21-132,190.45-53,345.74

Finding the Fourth Proportional to 95,787.21, 132,190.45 and 53,345.74

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Solution

The fourth proportional to 95,787.21, 132,190.45 and 53,345.74 is: 73,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,787.21 : 132,190.45 = 53,345.74 : x
  2. Step 2: Convert to fraction form
    95,787.21/132,190.45 = 53,345.74/x
  3. Step 3: Cross multiply
    95,787.21x = 132,190.45 × 53,345.74
  4. Step 4: Simplify right side
    95,787.21x = 7,051,797,376.18
  5. Step 5: Solve for x
    x = 7,051,797,376.18/95,787.21
  6. Step 6: Final answer
    x = 73,619.40

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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.