Home / 118,196.22-176,372.45-105,458.43

Finding the Fourth Proportional to 118,196.22, 176,372.45 and 105,458.43

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Solution

The fourth proportional to 118,196.22, 176,372.45 and 105,458.43 is: 157,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,196.22 : 176,372.45 = 105,458.43 : x
  2. Step 2: Convert to fraction form
    118,196.22/176,372.45 = 105,458.43/x
  3. Step 3: Cross multiply
    118,196.22x = 176,372.45 × 105,458.43
  4. Step 4: Simplify right side
    118,196.22x = 18,599,961,672.25
  5. Step 5: Solve for x
    x = 18,599,961,672.25/118,196.22
  6. Step 6: Final answer
    x = 157,365.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.