Home / 98,214.35-147,321.54-28,093.66

Finding the Fourth Proportional to 98,214.35, 147,321.54 and 28,093.66

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Solution

The fourth proportional to 98,214.35, 147,321.54 and 28,093.66 is: 42,140.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,214.35 : 147,321.54 = 28,093.66 : x
  2. Step 2: Convert to fraction form
    98,214.35/147,321.54 = 28,093.66/x
  3. Step 3: Cross multiply
    98,214.35x = 147,321.54 × 28,093.66
  4. Step 4: Simplify right side
    98,214.35x = 4,138,800,887.13
  5. Step 5: Solve for x
    x = 4,138,800,887.13/98,214.35
  6. Step 6: Final answer
    x = 42,140.49

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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.