Home / 154,955.82-232,449.93-55,125.21

Finding the Fourth Proportional to 154,955.82, 232,449.93 and 55,125.21

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Solution

The fourth proportional to 154,955.82, 232,449.93 and 55,125.21 is: 82,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,955.82 : 232,449.93 = 55,125.21 : x
  2. Step 2: Convert to fraction form
    154,955.82/232,449.93 = 55,125.21/x
  3. Step 3: Cross multiply
    154,955.82x = 232,449.93 × 55,125.21
  4. Step 4: Simplify right side
    154,955.82x = 12,813,851,205.74
  5. Step 5: Solve for x
    x = 12,813,851,205.74/154,955.82
  6. Step 6: Final answer
    x = 82,693.58

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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.