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Finding the Fourth Proportional to 58,112.74, 87,159.99 and 15,995.98

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Solution

The fourth proportional to 58,112.74, 87,159.99 and 15,995.98 is: 23,991.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,112.74 : 87,159.99 = 15,995.98 : x
  2. Step 2: Convert to fraction form
    58,112.74/87,159.99 = 15,995.98/x
  3. Step 3: Cross multiply
    58,112.74x = 87,159.99 × 15,995.98
  4. Step 4: Simplify right side
    58,112.74x = 1,394,209,456.84
  5. Step 5: Solve for x
    x = 1,394,209,456.84/58,112.74
  6. Step 6: Final answer
    x = 23,991.46

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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.