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Finding the Fourth Proportional to 58,086.42, 87,127.80 and 16,533.42

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Solution

The fourth proportional to 58,086.42, 87,127.80 and 16,533.42 is: 24,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,086.42 : 87,127.80 = 16,533.42 : x
  2. Step 2: Convert to fraction form
    58,086.42/87,127.80 = 16,533.42/x
  3. Step 3: Cross multiply
    58,086.42x = 87,127.80 × 16,533.42
  4. Step 4: Simplify right side
    58,086.42x = 1,440,520,215.35
  5. Step 5: Solve for x
    x = 1,440,520,215.35/58,086.42
  6. Step 6: Final answer
    x = 24,799.61

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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.