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Finding the Fourth Proportional to 155,190.75, 232,786.13 and 44,382.75

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Solution

The fourth proportional to 155,190.75, 232,786.13 and 44,382.75 is: 66,574.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,190.75 : 232,786.13 = 44,382.75 : x
  2. Step 2: Convert to fraction form
    155,190.75/232,786.13 = 44,382.75/x
  3. Step 3: Cross multiply
    155,190.75x = 232,786.13 × 44,382.75
  4. Step 4: Simplify right side
    155,190.75x = 10,331,688,389.34
  5. Step 5: Solve for x
    x = 10,331,688,389.34/155,190.75
  6. Step 6: Final answer
    x = 66,574.13

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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.