Home / 151,134.40-226,701.60-127,806.40

Finding the Fourth Proportional to 151,134.40, 226,701.60 and 127,806.40

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Solution

The fourth proportional to 151,134.40, 226,701.60 and 127,806.40 is: 191,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,134.40 : 226,701.60 = 127,806.40 : x
  2. Step 2: Convert to fraction form
    151,134.40/226,701.60 = 127,806.40/x
  3. Step 3: Cross multiply
    151,134.40x = 226,701.60 × 127,806.40
  4. Step 4: Simplify right side
    151,134.40x = 28,973,915,370.24
  5. Step 5: Solve for x
    x = 28,973,915,370.24/151,134.40
  6. Step 6: Final answer
    x = 191,709.60

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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.