Home / 140,592.04-194,010.82-86,127.56

Finding the Fourth Proportional to 140,592.04, 194,010.82 and 86,127.56

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Solution

The fourth proportional to 140,592.04, 194,010.82 and 86,127.56 is: 118,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,592.04 : 194,010.82 = 86,127.56 : x
  2. Step 2: Convert to fraction form
    140,592.04/194,010.82 = 86,127.56/x
  3. Step 3: Cross multiply
    140,592.04x = 194,010.82 × 86,127.56
  4. Step 4: Simplify right side
    140,592.04x = 16,709,678,540.20
  5. Step 5: Solve for x
    x = 16,709,678,540.20/140,592.04
  6. Step 6: Final answer
    x = 118,852.24

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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.