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Finding the Fourth Proportional to 98,784.92, 148,192.76 and 32,209.60

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Solution

The fourth proportional to 98,784.92, 148,192.76 and 32,209.60 is: 48,319.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,784.92 : 148,192.76 = 32,209.60 : x
  2. Step 2: Convert to fraction form
    98,784.92/148,192.76 = 32,209.60/x
  3. Step 3: Cross multiply
    98,784.92x = 148,192.76 × 32,209.60
  4. Step 4: Simplify right side
    98,784.92x = 4,773,229,522.50
  5. Step 5: Solve for x
    x = 4,773,229,522.50/98,784.92
  6. Step 6: Final answer
    x = 48,319.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.