Home / 98,566.08-147,850.20-28,446

Finding the Fourth Proportional to 98,566.08, 147,850.20 and 28,446

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Solution

The fourth proportional to 98,566.08, 147,850.20 and 28,446 is: 42,669.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,566.08 : 147,850.20 = 28,446 : x
  2. Step 2: Convert to fraction form
    98,566.08/147,850.20 = 28,446/x
  3. Step 3: Cross multiply
    98,566.08x = 147,850.20 × 28,446
  4. Step 4: Simplify right side
    98,566.08x = 4,205,746,789.20
  5. Step 5: Solve for x
    x = 4,205,746,789.20/98,566.08
  6. Step 6: Final answer
    x = 42,669.31

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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.