Home / 219,503.42-329,301.03-124,777.16

Finding the Fourth Proportional to 219,503.42, 329,301.03 and 124,777.16

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Solution

The fourth proportional to 219,503.42, 329,301.03 and 124,777.16 is: 187,191.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,503.42 : 329,301.03 = 124,777.16 : x
  2. Step 2: Convert to fraction form
    219,503.42/329,301.03 = 124,777.16/x
  3. Step 3: Cross multiply
    219,503.42x = 329,301.03 × 124,777.16
  4. Step 4: Simplify right side
    219,503.42x = 41,089,247,308.47
  5. Step 5: Solve for x
    x = 41,089,247,308.47/219,503.42
  6. Step 6: Final answer
    x = 187,191.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.