Home / 118,897.19-164,083.08-65,184.27

Finding the Fourth Proportional to 118,897.19, 164,083.08 and 65,184.27

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Solution

The fourth proportional to 118,897.19, 164,083.08 and 65,184.27 is: 89,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,897.19 : 164,083.08 = 65,184.27 : x
  2. Step 2: Convert to fraction form
    118,897.19/164,083.08 = 65,184.27/x
  3. Step 3: Cross multiply
    118,897.19x = 164,083.08 × 65,184.27
  4. Step 4: Simplify right side
    118,897.19x = 10,695,635,789.15
  5. Step 5: Solve for x
    x = 10,695,635,789.15/118,897.19
  6. Step 6: Final answer
    x = 89,957.01

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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.