Home / 91,450.03-137,160.89-35,281.95

Finding the Fourth Proportional to 91,450.03, 137,160.89 and 35,281.95

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Solution

The fourth proportional to 91,450.03, 137,160.89 and 35,281.95 is: 52,917.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,450.03 : 137,160.89 = 35,281.95 : x
  2. Step 2: Convert to fraction form
    91,450.03/137,160.89 = 35,281.95/x
  3. Step 3: Cross multiply
    91,450.03x = 137,160.89 × 35,281.95
  4. Step 4: Simplify right side
    91,450.03x = 4,839,303,302.94
  5. Step 5: Solve for x
    x = 4,839,303,302.94/91,450.03
  6. Step 6: Final answer
    x = 52,917.46

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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.