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Finding the Fourth Proportional to 192,422.31, 265,263.44 and 134,882.34

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Solution

The fourth proportional to 192,422.31, 265,263.44 and 134,882.34 is: 185,941.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,422.31 : 265,263.44 = 134,882.34 : x
  2. Step 2: Convert to fraction form
    192,422.31/265,263.44 = 134,882.34/x
  3. Step 3: Cross multiply
    192,422.31x = 265,263.44 × 134,882.34
  4. Step 4: Simplify right side
    192,422.31x = 35,779,352,829.24
  5. Step 5: Solve for x
    x = 35,779,352,829.24/192,422.31
  6. Step 6: Final answer
    x = 185,941.81

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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.