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Finding the Fourth Proportional to 59,802.40, 89,703.60 and 50,179.60

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Solution

The fourth proportional to 59,802.40, 89,703.60 and 50,179.60 is: 75,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,802.40 : 89,703.60 = 50,179.60 : x
  2. Step 2: Convert to fraction form
    59,802.40/89,703.60 = 50,179.60/x
  3. Step 3: Cross multiply
    59,802.40x = 89,703.60 × 50,179.60
  4. Step 4: Simplify right side
    59,802.40x = 4,501,290,766.56
  5. Step 5: Solve for x
    x = 4,501,290,766.56/59,802.40
  6. Step 6: Final answer
    x = 75,269.40

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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.