Home / 537,814.50-806,721.81-163,837.50

Finding the Fourth Proportional to 537,814.50, 806,721.81 and 163,837.50

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Solution

The fourth proportional to 537,814.50, 806,721.81 and 163,837.50 is: 245,756.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,814.50 : 806,721.81 = 163,837.50 : x
  2. Step 2: Convert to fraction form
    537,814.50/806,721.81 = 163,837.50/x
  3. Step 3: Cross multiply
    537,814.50x = 806,721.81 × 163,837.50
  4. Step 4: Simplify right side
    537,814.50x = 132,171,284,545.88
  5. Step 5: Solve for x
    x = 132,171,284,545.88/537,814.50
  6. Step 6: Final answer
    x = 245,756.27

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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.