Home / 151,743.40-227,615.10-39,414.40

Finding the Fourth Proportional to 151,743.40, 227,615.10 and 39,414.40

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Solution

The fourth proportional to 151,743.40, 227,615.10 and 39,414.40 is: 59,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,743.40 : 227,615.10 = 39,414.40 : x
  2. Step 2: Convert to fraction form
    151,743.40/227,615.10 = 39,414.40/x
  3. Step 3: Cross multiply
    151,743.40x = 227,615.10 × 39,414.40
  4. Step 4: Simplify right side
    151,743.40x = 8,971,312,597.44
  5. Step 5: Solve for x
    x = 8,971,312,597.44/151,743.40
  6. Step 6: Final answer
    x = 59,121.60

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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.