Home / 231,103.50-346,684.41-79,330.16

Finding the Fourth Proportional to 231,103.50, 346,684.41 and 79,330.16

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Solution

The fourth proportional to 231,103.50, 346,684.41 and 79,330.16 is: 119,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,103.50 : 346,684.41 = 79,330.16 : x
  2. Step 2: Convert to fraction form
    231,103.50/346,684.41 = 79,330.16/x
  3. Step 3: Cross multiply
    231,103.50x = 346,684.41 × 79,330.16
  4. Step 4: Simplify right side
    231,103.50x = 27,502,527,981.38
  5. Step 5: Solve for x
    x = 27,502,527,981.38/231,103.50
  6. Step 6: Final answer
    x = 119,005.24

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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.