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Finding the Fourth Proportional to 62,503.58, 86,251.64 and 34,203.80

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Solution

The fourth proportional to 62,503.58, 86,251.64 and 34,203.80 is: 47,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,503.58 : 86,251.64 = 34,203.80 : x
  2. Step 2: Convert to fraction form
    62,503.58/86,251.64 = 34,203.80/x
  3. Step 3: Cross multiply
    62,503.58x = 86,251.64 × 34,203.80
  4. Step 4: Simplify right side
    62,503.58x = 2,950,133,888.84
  5. Step 5: Solve for x
    x = 2,950,133,888.84/62,503.58
  6. Step 6: Final answer
    x = 47,199.44

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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.