Home / 155,240.82-232,787.52-70,975.98

Finding the Fourth Proportional to 155,240.82, 232,787.52 and 70,975.98

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Solution

The fourth proportional to 155,240.82, 232,787.52 and 70,975.98 is: 106,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,240.82 : 232,787.52 = 70,975.98 : x
  2. Step 2: Convert to fraction form
    155,240.82/232,787.52 = 70,975.98/x
  3. Step 3: Cross multiply
    155,240.82x = 232,787.52 × 70,975.98
  4. Step 4: Simplify right side
    155,240.82x = 16,522,322,363.77
  5. Step 5: Solve for x
    x = 16,522,322,363.77/155,240.82
  6. Step 6: Final answer
    x = 106,430.27

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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.