Home / 92,350.30-138,533.31-29,153.51

Finding the Fourth Proportional to 92,350.30, 138,533.31 and 29,153.51

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Solution

The fourth proportional to 92,350.30, 138,533.31 and 29,153.51 is: 43,732.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,350.30 : 138,533.31 = 29,153.51 : x
  2. Step 2: Convert to fraction form
    92,350.30/138,533.31 = 29,153.51/x
  3. Step 3: Cross multiply
    92,350.30x = 138,533.31 × 29,153.51
  4. Step 4: Simplify right side
    92,350.30x = 4,038,732,584.75
  5. Step 5: Solve for x
    x = 4,038,732,584.75/92,350.30
  6. Step 6: Final answer
    x = 43,732.75

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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.