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Finding the Fourth Proportional to 105,080.80, 157,635.60 and 34,952.80

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Solution

The fourth proportional to 105,080.80, 157,635.60 and 34,952.80 is: 52,433.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,080.80 : 157,635.60 = 34,952.80 : x
  2. Step 2: Convert to fraction form
    105,080.80/157,635.60 = 34,952.80/x
  3. Step 3: Cross multiply
    105,080.80x = 157,635.60 × 34,952.80
  4. Step 4: Simplify right side
    105,080.80x = 5,509,805,599.68
  5. Step 5: Solve for x
    x = 5,509,805,599.68/105,080.80
  6. Step 6: Final answer
    x = 52,433.99

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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.