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Finding the Fourth Proportional to 62,099.60, 93,211.20 and 28,827.20

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Solution

The fourth proportional to 62,099.60, 93,211.20 and 28,827.20 is: 43,269.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,099.60 : 93,211.20 = 28,827.20 : x
  2. Step 2: Convert to fraction form
    62,099.60/93,211.20 = 28,827.20/x
  3. Step 3: Cross multiply
    62,099.60x = 93,211.20 × 28,827.20
  4. Step 4: Simplify right side
    62,099.60x = 2,687,017,904.64
  5. Step 5: Solve for x
    x = 2,687,017,904.64/62,099.60
  6. Step 6: Final answer
    x = 43,269.49

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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.