Home / 191,006.29-263,587.13-103,790.62

Finding the Fourth Proportional to 191,006.29, 263,587.13 and 103,790.62

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Solution

The fourth proportional to 191,006.29, 263,587.13 and 103,790.62 is: 143,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,006.29 : 263,587.13 = 103,790.62 : x
  2. Step 2: Convert to fraction form
    191,006.29/263,587.13 = 103,790.62/x
  3. Step 3: Cross multiply
    191,006.29x = 263,587.13 × 103,790.62
  4. Step 4: Simplify right side
    191,006.29x = 27,357,871,846.47
  5. Step 5: Solve for x
    x = 27,357,871,846.47/191,006.29
  6. Step 6: Final answer
    x = 143,230.21

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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.