Home / 160,968.72-222,147.20-92,988.56

Finding the Fourth Proportional to 160,968.72, 222,147.20 and 92,988.56

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Solution

The fourth proportional to 160,968.72, 222,147.20 and 92,988.56 is: 128,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,968.72 : 222,147.20 = 92,988.56 : x
  2. Step 2: Convert to fraction form
    160,968.72/222,147.20 = 92,988.56/x
  3. Step 3: Cross multiply
    160,968.72x = 222,147.20 × 92,988.56
  4. Step 4: Simplify right side
    160,968.72x = 20,657,148,236.03
  5. Step 5: Solve for x
    x = 20,657,148,236.03/160,968.72
  6. Step 6: Final answer
    x = 128,330.20

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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.