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Finding the Fourth Proportional to 60,812.70, 83,922.93 and 38,152.62

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Solution

The fourth proportional to 60,812.70, 83,922.93 and 38,152.62 is: 52,651.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,812.70 : 83,922.93 = 38,152.62 : x
  2. Step 2: Convert to fraction form
    60,812.70/83,922.93 = 38,152.62/x
  3. Step 3: Cross multiply
    60,812.70x = 83,922.93 × 38,152.62
  4. Step 4: Simplify right side
    60,812.70x = 3,201,879,657.58
  5. Step 5: Solve for x
    x = 3,201,879,657.58/60,812.70
  6. Step 6: Final answer
    x = 52,651.50

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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.