Home / 103,933.30-155,669.55-62,461.30

Finding the Fourth Proportional to 103,933.30, 155,669.55 and 62,461.30

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Solution

The fourth proportional to 103,933.30, 155,669.55 and 62,461.30 is: 93,553.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,933.30 : 155,669.55 = 62,461.30 : x
  2. Step 2: Convert to fraction form
    103,933.30/155,669.55 = 62,461.30/x
  3. Step 3: Cross multiply
    103,933.30x = 155,669.55 × 62,461.30
  4. Step 4: Simplify right side
    103,933.30x = 9,723,322,463.42
  5. Step 5: Solve for x
    x = 9,723,322,463.42/103,933.30
  6. Step 6: Final answer
    x = 93,553.49

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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.