Home / 223,040.04-307,774.80-132,380.40

Finding the Fourth Proportional to 223,040.04, 307,774.80 and 132,380.40

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Solution

The fourth proportional to 223,040.04, 307,774.80 and 132,380.40 is: 182,672.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,040.04 : 307,774.80 = 132,380.40 : x
  2. Step 2: Convert to fraction form
    223,040.04/307,774.80 = 132,380.40/x
  3. Step 3: Cross multiply
    223,040.04x = 307,774.80 × 132,380.40
  4. Step 4: Simplify right side
    223,040.04x = 40,743,351,133.92
  5. Step 5: Solve for x
    x = 40,743,351,133.92/223,040.04
  6. Step 6: Final answer
    x = 182,672.81

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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.