Home / 199,021.05-297,711.45-181,503.18

Finding the Fourth Proportional to 199,021.05, 297,711.45 and 181,503.18

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Solution

The fourth proportional to 199,021.05, 297,711.45 and 181,503.18 is: 271,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,021.05 : 297,711.45 = 181,503.18 : x
  2. Step 2: Convert to fraction form
    199,021.05/297,711.45 = 181,503.18/x
  3. Step 3: Cross multiply
    199,021.05x = 297,711.45 × 181,503.18
  4. Step 4: Simplify right side
    199,021.05x = 54,035,574,897.41
  5. Step 5: Solve for x
    x = 54,035,574,897.41/199,021.05
  6. Step 6: Final answer
    x = 271,506.83

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1.5x scale

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.