Home / 191,248.14-263,931.78-106,363.38

Finding the Fourth Proportional to 191,248.14, 263,931.78 and 106,363.38

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Solution

The fourth proportional to 191,248.14, 263,931.78 and 106,363.38 is: 146,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,248.14 : 263,931.78 = 106,363.38 : x
  2. Step 2: Convert to fraction form
    191,248.14/263,931.78 = 106,363.38/x
  3. Step 3: Cross multiply
    191,248.14x = 263,931.78 × 106,363.38
  4. Step 4: Simplify right side
    191,248.14x = 28,072,676,210.22
  5. Step 5: Solve for x
    x = 28,072,676,210.22/191,248.14
  6. Step 6: Final answer
    x = 146,786.66

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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.