Home / 118,112.13-177,167.48-43,237.49

Finding the Fourth Proportional to 118,112.13, 177,167.48 and 43,237.49

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Solution

The fourth proportional to 118,112.13, 177,167.48 and 43,237.49 is: 64,855.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,112.13 : 177,167.48 = 43,237.49 : x
  2. Step 2: Convert to fraction form
    118,112.13/177,167.48 = 43,237.49/x
  3. Step 3: Cross multiply
    118,112.13x = 177,167.48 × 43,237.49
  4. Step 4: Simplify right side
    118,112.13x = 7,660,276,042.80
  5. Step 5: Solve for x
    x = 7,660,276,042.80/118,112.13
  6. Step 6: Final answer
    x = 64,855.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.