Home / 250,537.50-375,864.62-84,325.50

Finding the Fourth Proportional to 250,537.50, 375,864.62 and 84,325.50

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Solution

The fourth proportional to 250,537.50, 375,864.62 and 84,325.50 is: 126,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,537.50 : 375,864.62 = 84,325.50 : x
  2. Step 2: Convert to fraction form
    250,537.50/375,864.62 = 84,325.50/x
  3. Step 3: Cross multiply
    250,537.50x = 375,864.62 × 84,325.50
  4. Step 4: Simplify right side
    250,537.50x = 31,694,971,592.18
  5. Step 5: Solve for x
    x = 31,694,971,592.18/250,537.50
  6. Step 6: Final answer
    x = 126,507.89

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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.