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Finding the Fourth Proportional to 58,398.44, 87,596.43 and 18,955.49

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Solution

The fourth proportional to 58,398.44, 87,596.43 and 18,955.49 is: 28,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,398.44 : 87,596.43 = 18,955.49 : x
  2. Step 2: Convert to fraction form
    58,398.44/87,596.43 = 18,955.49/x
  3. Step 3: Cross multiply
    58,398.44x = 87,596.43 × 18,955.49
  4. Step 4: Simplify right side
    58,398.44x = 1,660,433,252.90
  5. Step 5: Solve for x
    x = 1,660,433,252.90/58,398.44
  6. Step 6: Final answer
    x = 28,432.84

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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.