Home / 60,892.07-91,347.21-18,768.65

Finding the Fourth Proportional to 60,892.07, 91,347.21 and 18,768.65

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Solution

The fourth proportional to 60,892.07, 91,347.21 and 18,768.65 is: 28,155.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,892.07 : 91,347.21 = 18,768.65 : x
  2. Step 2: Convert to fraction form
    60,892.07/91,347.21 = 18,768.65/x
  3. Step 3: Cross multiply
    60,892.07x = 91,347.21 × 18,768.65
  4. Step 4: Simplify right side
    60,892.07x = 1,714,463,356.23
  5. Step 5: Solve for x
    x = 1,714,463,356.23/60,892.07
  6. Step 6: Final answer
    x = 28,155.78

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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.