Home / 193,641.12-267,181.05-117,158.31

Finding the Fourth Proportional to 193,641.12, 267,181.05 and 117,158.31

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Solution

The fourth proportional to 193,641.12, 267,181.05 and 117,158.31 is: 161,652.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,641.12 : 267,181.05 = 117,158.31 : x
  2. Step 2: Convert to fraction form
    193,641.12/267,181.05 = 117,158.31/x
  3. Step 3: Cross multiply
    193,641.12x = 267,181.05 × 117,158.31
  4. Step 4: Simplify right side
    193,641.12x = 31,302,480,282.03
  5. Step 5: Solve for x
    x = 31,302,480,282.03/193,641.12
  6. Step 6: Final answer
    x = 161,652.03

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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.