Home / 75,874.23-104,685.47-43,607.17

Finding the Fourth Proportional to 75,874.23, 104,685.47 and 43,607.17

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Solution

The fourth proportional to 75,874.23, 104,685.47 and 43,607.17 is: 60,165.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,874.23 : 104,685.47 = 43,607.17 : x
  2. Step 2: Convert to fraction form
    75,874.23/104,685.47 = 43,607.17/x
  3. Step 3: Cross multiply
    75,874.23x = 104,685.47 × 43,607.17
  4. Step 4: Simplify right side
    75,874.23x = 4,565,036,607.07
  5. Step 5: Solve for x
    x = 4,565,036,607.07/75,874.23
  6. Step 6: Final answer
    x = 60,165.84

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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.