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Finding the Fourth Proportional to 35,020.80, 48,232.80 and 34,372.80

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Solution

The fourth proportional to 35,020.80, 48,232.80 and 34,372.80 is: 47,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,020.80 : 48,232.80 = 34,372.80 : x
  2. Step 2: Convert to fraction form
    35,020.80/48,232.80 = 34,372.80/x
  3. Step 3: Cross multiply
    35,020.80x = 48,232.80 × 34,372.80
  4. Step 4: Simplify right side
    35,020.80x = 1,657,896,387.84
  5. Step 5: Solve for x
    x = 1,657,896,387.84/35,020.80
  6. Step 6: Final answer
    x = 47,340.33

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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.