Home / 191,161.68-286,704.04-181,677.40

Finding the Fourth Proportional to 191,161.68, 286,704.04 and 181,677.40

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Solution

The fourth proportional to 191,161.68, 286,704.04 and 181,677.40 is: 272,479.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,161.68 : 286,704.04 = 181,677.40 : x
  2. Step 2: Convert to fraction form
    191,161.68/286,704.04 = 181,677.40/x
  3. Step 3: Cross multiply
    191,161.68x = 286,704.04 × 181,677.40
  4. Step 4: Simplify right side
    191,161.68x = 52,087,644,556.70
  5. Step 5: Solve for x
    x = 52,087,644,556.70/191,161.68
  6. Step 6: Final answer
    x = 272,479.53

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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.