Home / 74,306.84-111,374.39-34,242.06

Finding the Fourth Proportional to 74,306.84, 111,374.39 and 34,242.06

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Solution

The fourth proportional to 74,306.84, 111,374.39 and 34,242.06 is: 51,323.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,306.84 : 111,374.39 = 34,242.06 : x
  2. Step 2: Convert to fraction form
    74,306.84/111,374.39 = 34,242.06/x
  3. Step 3: Cross multiply
    74,306.84x = 111,374.39 × 34,242.06
  4. Step 4: Simplify right side
    74,306.84x = 3,813,688,544.84
  5. Step 5: Solve for x
    x = 3,813,688,544.84/74,306.84
  6. Step 6: Final answer
    x = 51,323.52

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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.