Home / 199,424.53-298,434.52-124,579.81

Finding the Fourth Proportional to 199,424.53, 298,434.52 and 124,579.81

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Solution

The fourth proportional to 199,424.53, 298,434.52 and 124,579.81 is: 186,431.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,424.53 : 298,434.52 = 124,579.81 : x
  2. Step 2: Convert to fraction form
    199,424.53/298,434.52 = 124,579.81/x
  3. Step 3: Cross multiply
    199,424.53x = 298,434.52 × 124,579.81
  4. Step 4: Simplify right side
    199,424.53x = 37,178,915,799.04
  5. Step 5: Solve for x
    x = 37,178,915,799.04/199,424.53
  6. Step 6: Final answer
    x = 186,431.01

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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.