Home / 75,522.58-104,213.08-43,685.53

Finding the Fourth Proportional to 75,522.58, 104,213.08 and 43,685.53

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Solution

The fourth proportional to 75,522.58, 104,213.08 and 43,685.53 is: 60,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,522.58 : 104,213.08 = 43,685.53 : x
  2. Step 2: Convert to fraction form
    75,522.58/104,213.08 = 43,685.53/x
  3. Step 3: Cross multiply
    75,522.58x = 104,213.08 × 43,685.53
  4. Step 4: Simplify right side
    75,522.58x = 4,552,603,426.81
  5. Step 5: Solve for x
    x = 4,552,603,426.81/75,522.58
  6. Step 6: Final answer
    x = 60,281.36

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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.