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Finding the Fourth Proportional to 58,125.81, 80,192.97 and 37,994.30

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Solution

The fourth proportional to 58,125.81, 80,192.97 and 37,994.30 is: 52,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,125.81 : 80,192.97 = 37,994.30 : x
  2. Step 2: Convert to fraction form
    58,125.81/80,192.97 = 37,994.30/x
  3. Step 3: Cross multiply
    58,125.81x = 80,192.97 × 37,994.30
  4. Step 4: Simplify right side
    58,125.81x = 3,046,875,760.07
  5. Step 5: Solve for x
    x = 3,046,875,760.07/58,125.81
  6. Step 6: Final answer
    x = 52,418.64

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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.