Home / 60,927.38-91,357.13-18,795.51

Finding the Fourth Proportional to 60,927.38, 91,357.13 and 18,795.51

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Solution

The fourth proportional to 60,927.38, 91,357.13 and 18,795.51 is: 28,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,927.38 : 91,357.13 = 18,795.51 : x
  2. Step 2: Convert to fraction form
    60,927.38/91,357.13 = 18,795.51/x
  3. Step 3: Cross multiply
    60,927.38x = 91,357.13 × 18,795.51
  4. Step 4: Simplify right side
    60,927.38x = 1,717,103,756.51
  5. Step 5: Solve for x
    x = 1,717,103,756.51/60,927.38
  6. Step 6: Final answer
    x = 28,182.79

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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.