Home / 119,491.47-164,806.13-74,196.27

Finding the Fourth Proportional to 119,491.47, 164,806.13 and 74,196.27

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Solution

The fourth proportional to 119,491.47, 164,806.13 and 74,196.27 is: 102,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,491.47 : 164,806.13 = 74,196.27 : x
  2. Step 2: Convert to fraction form
    119,491.47/164,806.13 = 74,196.27/x
  3. Step 3: Cross multiply
    119,491.47x = 164,806.13 × 74,196.27
  4. Step 4: Simplify right side
    119,491.47x = 12,227,999,748.15
  5. Step 5: Solve for x
    x = 12,227,999,748.15/119,491.47
  6. Step 6: Final answer
    x = 102,333.66

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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.