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Finding the Fourth Proportional to 58,202.80, 80,329.50 and 34,335.32

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Solution

The fourth proportional to 58,202.80, 80,329.50 and 34,335.32 is: 47,388.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,202.80 : 80,329.50 = 34,335.32 : x
  2. Step 2: Convert to fraction form
    58,202.80/80,329.50 = 34,335.32/x
  3. Step 3: Cross multiply
    58,202.80x = 80,329.50 × 34,335.32
  4. Step 4: Simplify right side
    58,202.80x = 2,758,139,087.94
  5. Step 5: Solve for x
    x = 2,758,139,087.94/58,202.80
  6. Step 6: Final answer
    x = 47,388.43

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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.