Home / 155,441.82-233,137.86-55,583.40

Finding the Fourth Proportional to 155,441.82, 233,137.86 and 55,583.40

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Solution

The fourth proportional to 155,441.82, 233,137.86 and 55,583.40 is: 83,366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,441.82 : 233,137.86 = 55,583.40 : x
  2. Step 2: Convert to fraction form
    155,441.82/233,137.86 = 55,583.40/x
  3. Step 3: Cross multiply
    155,441.82x = 233,137.86 × 55,583.40
  4. Step 4: Simplify right side
    155,441.82x = 12,958,594,927.52
  5. Step 5: Solve for x
    x = 12,958,594,927.52/155,441.82
  6. Step 6: Final answer
    x = 83,366.21

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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.