Home / 69,275.90-103,826.48-29,787.26

Finding the Fourth Proportional to 69,275.90, 103,826.48 and 29,787.26

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Solution

The fourth proportional to 69,275.90, 103,826.48 and 29,787.26 is: 44,643.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,275.90 : 103,826.48 = 29,787.26 : x
  2. Step 2: Convert to fraction form
    69,275.90/103,826.48 = 29,787.26/x
  3. Step 3: Cross multiply
    69,275.90x = 103,826.48 × 29,787.26
  4. Step 4: Simplify right side
    69,275.90x = 3,092,705,909.98
  5. Step 5: Solve for x
    x = 3,092,705,909.98/69,275.90
  6. Step 6: Final answer
    x = 44,643.32

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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.