Home / 118,903.11-164,103.02-73,595.61

Finding the Fourth Proportional to 118,903.11, 164,103.02 and 73,595.61

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Solution

The fourth proportional to 118,903.11, 164,103.02 and 73,595.61 is: 101,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,903.11 : 164,103.02 = 73,595.61 : x
  2. Step 2: Convert to fraction form
    118,903.11/164,103.02 = 73,595.61/x
  3. Step 3: Cross multiply
    118,903.11x = 164,103.02 × 73,595.61
  4. Step 4: Simplify right side
    118,903.11x = 12,077,261,491.76
  5. Step 5: Solve for x
    x = 12,077,261,491.76/118,903.11
  6. Step 6: Final answer
    x = 101,572.29

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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.