Home / 235,629.10-353,616.45-156,717.10

Finding the Fourth Proportional to 235,629.10, 353,616.45 and 156,717.10

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Solution

The fourth proportional to 235,629.10, 353,616.45 and 156,717.10 is: 235,190.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,629.10 : 353,616.45 = 156,717.10 : x
  2. Step 2: Convert to fraction form
    235,629.10/353,616.45 = 156,717.10/x
  3. Step 3: Cross multiply
    235,629.10x = 353,616.45 × 156,717.10
  4. Step 4: Simplify right side
    235,629.10x = 55,417,744,556.30
  5. Step 5: Solve for x
    x = 55,417,744,556.30/235,629.10
  6. Step 6: Final answer
    x = 235,190.58

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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.