Home / 372,299.36-558,282.96-105,997.58

Finding the Fourth Proportional to 372,299.36, 558,282.96 and 105,997.58

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Solution

The fourth proportional to 372,299.36, 558,282.96 and 105,997.58 is: 158,949.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,299.36 : 558,282.96 = 105,997.58 : x
  2. Step 2: Convert to fraction form
    372,299.36/558,282.96 = 105,997.58/x
  3. Step 3: Cross multiply
    372,299.36x = 558,282.96 × 105,997.58
  4. Step 4: Simplify right side
    372,299.36x = 59,176,639,923.82
  5. Step 5: Solve for x
    x = 59,176,639,923.82/372,299.36
  6. Step 6: Final answer
    x = 158,949.08

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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.