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Finding the Fourth Proportional to 98,229.64, 147,492.10 and 58,962.44

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Solution

The fourth proportional to 98,229.64, 147,492.10 and 58,962.44 is: 88,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,229.64 : 147,492.10 = 58,962.44 : x
  2. Step 2: Convert to fraction form
    98,229.64/147,492.10 = 58,962.44/x
  3. Step 3: Cross multiply
    98,229.64x = 147,492.10 × 58,962.44
  4. Step 4: Simplify right side
    98,229.64x = 8,696,494,096.72
  5. Step 5: Solve for x
    x = 8,696,494,096.72/98,229.64
  6. Step 6: Final answer
    x = 88,532.28

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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.