Home / 237,606.50-356,372.48-77,681.31

Finding the Fourth Proportional to 237,606.50, 356,372.48 and 77,681.31

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Solution

The fourth proportional to 237,606.50, 356,372.48 and 77,681.31 is: 116,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,606.50 : 356,372.48 = 77,681.31 : x
  2. Step 2: Convert to fraction form
    237,606.50/356,372.48 = 77,681.31/x
  3. Step 3: Cross multiply
    237,606.50x = 356,372.48 × 77,681.31
  4. Step 4: Simplify right side
    237,606.50x = 27,683,480,705.94
  5. Step 5: Solve for x
    x = 27,683,480,705.94/237,606.50
  6. Step 6: Final answer
    x = 116,509.78

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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.