Home / 91,955.14-137,902.59-29,611.06

Finding the Fourth Proportional to 91,955.14, 137,902.59 and 29,611.06

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Solution

The fourth proportional to 91,955.14, 137,902.59 and 29,611.06 is: 44,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,955.14 : 137,902.59 = 29,611.06 : x
  2. Step 2: Convert to fraction form
    91,955.14/137,902.59 = 29,611.06/x
  3. Step 3: Cross multiply
    91,955.14x = 137,902.59 × 29,611.06
  4. Step 4: Simplify right side
    91,955.14x = 4,083,441,866.65
  5. Step 5: Solve for x
    x = 4,083,441,866.65/91,955.14
  6. Step 6: Final answer
    x = 44,406.89

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1.5x scale

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.