Home / 73,975.01-110,963.31-21,384.95

Finding the Fourth Proportional to 73,975.01, 110,963.31 and 21,384.95

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Solution

The fourth proportional to 73,975.01, 110,963.31 and 21,384.95 is: 32,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,975.01 : 110,963.31 = 21,384.95 : x
  2. Step 2: Convert to fraction form
    73,975.01/110,963.31 = 21,384.95/x
  3. Step 3: Cross multiply
    73,975.01x = 110,963.31 × 21,384.95
  4. Step 4: Simplify right side
    73,975.01x = 2,372,944,281.37
  5. Step 5: Solve for x
    x = 2,372,944,281.37/73,975.01
  6. Step 6: Final answer
    x = 32,077.65

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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.