Home / 250,267.14-375,437.31-72,751.08

Finding the Fourth Proportional to 250,267.14, 375,437.31 and 72,751.08

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Solution

The fourth proportional to 250,267.14, 375,437.31 and 72,751.08 is: 109,137.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,267.14 : 375,437.31 = 72,751.08 : x
  2. Step 2: Convert to fraction form
    250,267.14/375,437.31 = 72,751.08/x
  3. Step 3: Cross multiply
    250,267.14x = 375,437.31 × 72,751.08
  4. Step 4: Simplify right side
    250,267.14x = 27,313,469,774.79
  5. Step 5: Solve for x
    x = 27,313,469,774.79/250,267.14
  6. Step 6: Final answer
    x = 109,137.26

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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.