Home / 191,106.42-263,124.39-173,391.66

Finding the Fourth Proportional to 191,106.42, 263,124.39 and 173,391.66

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Solution

The fourth proportional to 191,106.42, 263,124.39 and 173,391.66 is: 238,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,106.42 : 263,124.39 = 173,391.66 : x
  2. Step 2: Convert to fraction form
    191,106.42/263,124.39 = 173,391.66/x
  3. Step 3: Cross multiply
    191,106.42x = 263,124.39 × 173,391.66
  4. Step 4: Simplify right side
    191,106.42x = 45,623,574,768.59
  5. Step 5: Solve for x
    x = 45,623,574,768.59/191,106.42
  6. Step 6: Final answer
    x = 238,733.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.