Home / 175,453.40-263,177.66-42,332.54

Finding the Fourth Proportional to 175,453.40, 263,177.66 and 42,332.54

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Solution

The fourth proportional to 175,453.40, 263,177.66 and 42,332.54 is: 63,498.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,453.40 : 263,177.66 = 42,332.54 : x
  2. Step 2: Convert to fraction form
    175,453.40/263,177.66 = 42,332.54/x
  3. Step 3: Cross multiply
    175,453.40x = 263,177.66 × 42,332.54
  4. Step 4: Simplify right side
    175,453.40x = 11,140,978,819.06
  5. Step 5: Solve for x
    x = 11,140,978,819.06/175,453.40
  6. Step 6: Final answer
    x = 63,498.22

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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.