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Finding the Fourth Proportional to 52,683.71, 72,683.21 and 32,505.60

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Solution

The fourth proportional to 52,683.71, 72,683.21 and 32,505.60 is: 44,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,683.71 : 72,683.21 = 32,505.60 : x
  2. Step 2: Convert to fraction form
    52,683.71/72,683.21 = 32,505.60/x
  3. Step 3: Cross multiply
    52,683.71x = 72,683.21 × 32,505.60
  4. Step 4: Simplify right side
    52,683.71x = 2,362,611,188.45
  5. Step 5: Solve for x
    x = 2,362,611,188.45/52,683.71
  6. Step 6: Final answer
    x = 44,845.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.