Home / 98,236.59-147,354.27-28,116.10

Finding the Fourth Proportional to 98,236.59, 147,354.27 and 28,116.10

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Solution

The fourth proportional to 98,236.59, 147,354.27 and 28,116.10 is: 42,173.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,236.59 : 147,354.27 = 28,116.10 : x
  2. Step 2: Convert to fraction form
    98,236.59/147,354.27 = 28,116.10/x
  3. Step 3: Cross multiply
    98,236.59x = 147,354.27 × 28,116.10
  4. Step 4: Simplify right side
    98,236.59x = 4,143,027,390.75
  5. Step 5: Solve for x
    x = 4,143,027,390.75/98,236.59
  6. Step 6: Final answer
    x = 42,173.97

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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.