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Finding the Fourth Proportional to 175,043.80, 262,565.70 and 48,683.80

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Solution

The fourth proportional to 175,043.80, 262,565.70 and 48,683.80 is: 73,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,043.80 : 262,565.70 = 48,683.80 : x
  2. Step 2: Convert to fraction form
    175,043.80/262,565.70 = 48,683.80/x
  3. Step 3: Cross multiply
    175,043.80x = 262,565.70 × 48,683.80
  4. Step 4: Simplify right side
    175,043.80x = 12,782,696,025.66
  5. Step 5: Solve for x
    x = 12,782,696,025.66/175,043.80
  6. Step 6: Final answer
    x = 73,025.70

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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.