Home / 118,244.36-163,177.79-64,530.52

Finding the Fourth Proportional to 118,244.36, 163,177.79 and 64,530.52

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Solution

The fourth proportional to 118,244.36, 163,177.79 and 64,530.52 is: 89,052.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,244.36 : 163,177.79 = 64,530.52 : x
  2. Step 2: Convert to fraction form
    118,244.36/163,177.79 = 64,530.52/x
  3. Step 3: Cross multiply
    118,244.36x = 163,177.79 × 64,530.52
  4. Step 4: Simplify right side
    118,244.36x = 10,529,948,191.41
  5. Step 5: Solve for x
    x = 10,529,948,191.41/118,244.36
  6. Step 6: Final answer
    x = 89,052.44

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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.