Home / 199,065.83-297,897.17-124,221.21

Finding the Fourth Proportional to 199,065.83, 297,897.17 and 124,221.21

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Solution

The fourth proportional to 199,065.83, 297,897.17 and 124,221.21 is: 185,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,065.83 : 297,897.17 = 124,221.21 : x
  2. Step 2: Convert to fraction form
    199,065.83/297,897.17 = 124,221.21/x
  3. Step 3: Cross multiply
    199,065.83x = 297,897.17 × 124,221.21
  4. Step 4: Simplify right side
    199,065.83x = 37,005,146,291.87
  5. Step 5: Solve for x
    x = 37,005,146,291.87/199,065.83
  6. Step 6: Final answer
    x = 185,894.02

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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.