Home / 135,833.36-203,752.56-47,089.76

Finding the Fourth Proportional to 135,833.36, 203,752.56 and 47,089.76

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Solution

The fourth proportional to 135,833.36, 203,752.56 and 47,089.76 is: 70,635.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,833.36 : 203,752.56 = 47,089.76 : x
  2. Step 2: Convert to fraction form
    135,833.36/203,752.56 = 47,089.76/x
  3. Step 3: Cross multiply
    135,833.36x = 203,752.56 × 47,089.76
  4. Step 4: Simplify right side
    135,833.36x = 9,594,659,149.79
  5. Step 5: Solve for x
    x = 9,594,659,149.79/135,833.36
  6. Step 6: Final answer
    x = 70,635.51

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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.