Home / 119,371.61-164,677.43-71,541.92

Finding the Fourth Proportional to 119,371.61, 164,677.43 and 71,541.92

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Solution

The fourth proportional to 119,371.61, 164,677.43 and 71,541.92 is: 98,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,371.61 : 164,677.43 = 71,541.92 : x
  2. Step 2: Convert to fraction form
    119,371.61/164,677.43 = 71,541.92/x
  3. Step 3: Cross multiply
    119,371.61x = 164,677.43 × 71,541.92
  4. Step 4: Simplify right side
    119,371.61x = 11,781,338,341.77
  5. Step 5: Solve for x
    x = 11,781,338,341.77/119,371.61
  6. Step 6: Final answer
    x = 98,694.65

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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.