Home / 146,291.76-219,437.64-51,499.62

Finding the Fourth Proportional to 146,291.76, 219,437.64 and 51,499.62

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Solution

The fourth proportional to 146,291.76, 219,437.64 and 51,499.62 is: 77,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,291.76 : 219,437.64 = 51,499.62 : x
  2. Step 2: Convert to fraction form
    146,291.76/219,437.64 = 51,499.62/x
  3. Step 3: Cross multiply
    146,291.76x = 219,437.64 × 51,499.62
  4. Step 4: Simplify right side
    146,291.76x = 11,300,955,073.70
  5. Step 5: Solve for x
    x = 11,300,955,073.70/146,291.76
  6. Step 6: Final answer
    x = 77,249.43

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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.