Home / 74,685.25-103,065.97-41,150.53

Finding the Fourth Proportional to 74,685.25, 103,065.97 and 41,150.53

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Solution

The fourth proportional to 74,685.25, 103,065.97 and 41,150.53 is: 56,787.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,685.25 : 103,065.97 = 41,150.53 : x
  2. Step 2: Convert to fraction form
    74,685.25/103,065.97 = 41,150.53/x
  3. Step 3: Cross multiply
    74,685.25x = 103,065.97 × 41,150.53
  4. Step 4: Simplify right side
    74,685.25x = 4,241,219,084.71
  5. Step 5: Solve for x
    x = 4,241,219,084.71/74,685.25
  6. Step 6: Final answer
    x = 56,787.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.