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Finding the Fourth Proportional to 98,200.80, 147,214.80 and 58,773.60

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Solution

The fourth proportional to 98,200.80, 147,214.80 and 58,773.60 is: 88,108.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,200.80 : 147,214.80 = 58,773.60 : x
  2. Step 2: Convert to fraction form
    98,200.80/147,214.80 = 58,773.60/x
  3. Step 3: Cross multiply
    98,200.80x = 147,214.80 × 58,773.60
  4. Step 4: Simplify right side
    98,200.80x = 8,652,343,769.28
  5. Step 5: Solve for x
    x = 8,652,343,769.28/98,200.80
  6. Step 6: Final answer
    x = 88,108.69

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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.