Home / 146,518.86-219,419.87-132,319.46

Finding the Fourth Proportional to 146,518.86, 219,419.87 and 132,319.46

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Solution

The fourth proportional to 146,518.86, 219,419.87 and 132,319.46 is: 198,155.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,518.86 : 219,419.87 = 132,319.46 : x
  2. Step 2: Convert to fraction form
    146,518.86/219,419.87 = 132,319.46/x
  3. Step 3: Cross multiply
    146,518.86x = 219,419.87 × 132,319.46
  4. Step 4: Simplify right side
    146,518.86x = 29,033,516,952.97
  5. Step 5: Solve for x
    x = 29,033,516,952.97/146,518.86
  6. Step 6: Final answer
    x = 198,155.49

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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.