Home / 103,617.06-155,425.59-37,053.15

Finding the Fourth Proportional to 103,617.06, 155,425.59 and 37,053.15

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Solution

The fourth proportional to 103,617.06, 155,425.59 and 37,053.15 is: 55,579.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,617.06 : 155,425.59 = 37,053.15 : x
  2. Step 2: Convert to fraction form
    103,617.06/155,425.59 = 37,053.15/x
  3. Step 3: Cross multiply
    103,617.06x = 155,425.59 × 37,053.15
  4. Step 4: Simplify right side
    103,617.06x = 5,759,007,700.11
  5. Step 5: Solve for x
    x = 5,759,007,700.11/103,617.06
  6. Step 6: Final answer
    x = 55,579.73

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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.