Home / 199,119.51-297,977.40-124,274.70

Finding the Fourth Proportional to 199,119.51, 297,977.40 and 124,274.70

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Solution

The fourth proportional to 199,119.51, 297,977.40 and 124,274.70 is: 185,974.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,119.51 : 297,977.40 = 124,274.70 : x
  2. Step 2: Convert to fraction form
    199,119.51/297,977.40 = 124,274.70/x
  3. Step 3: Cross multiply
    199,119.51x = 297,977.40 × 124,274.70
  4. Step 4: Simplify right side
    199,119.51x = 37,031,051,991.78
  5. Step 5: Solve for x
    x = 37,031,051,991.78/199,119.51
  6. Step 6: Final answer
    x = 185,974.00

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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.