Home / 137,250.04-205,846.26-38,731

Finding the Fourth Proportional to 137,250.04, 205,846.26 and 38,731

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Solution

The fourth proportional to 137,250.04, 205,846.26 and 38,731 is: 58,088.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,250.04 : 205,846.26 = 38,731 : x
  2. Step 2: Convert to fraction form
    137,250.04/205,846.26 = 38,731/x
  3. Step 3: Cross multiply
    137,250.04x = 205,846.26 × 38,731
  4. Step 4: Simplify right side
    137,250.04x = 7,972,631,496.06
  5. Step 5: Solve for x
    x = 7,972,631,496.06/137,250.04
  6. Step 6: Final answer
    x = 58,088.37

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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.