Home / 193,068.96-266,445.72-108,213.36

Finding the Fourth Proportional to 193,068.96, 266,445.72 and 108,213.36

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Solution

The fourth proportional to 193,068.96, 266,445.72 and 108,213.36 is: 149,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,068.96 : 266,445.72 = 108,213.36 : x
  2. Step 2: Convert to fraction form
    193,068.96/266,445.72 = 108,213.36/x
  3. Step 3: Cross multiply
    193,068.96x = 266,445.72 × 108,213.36
  4. Step 4: Simplify right side
    193,068.96x = 28,832,986,618.82
  5. Step 5: Solve for x
    x = 28,832,986,618.82/193,068.96
  6. Step 6: Final answer
    x = 149,340.35

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1.5x scale

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.