Home / 58,855.56-81,221.36-31,997.48

Finding the Fourth Proportional to 58,855.56, 81,221.36 and 31,997.48

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Solution

The fourth proportional to 58,855.56, 81,221.36 and 31,997.48 is: 44,156.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,855.56 : 81,221.36 = 31,997.48 : x
  2. Step 2: Convert to fraction form
    58,855.56/81,221.36 = 31,997.48/x
  3. Step 3: Cross multiply
    58,855.56x = 81,221.36 × 31,997.48
  4. Step 4: Simplify right side
    58,855.56x = 2,598,878,276.08
  5. Step 5: Solve for x
    x = 2,598,878,276.08/58,855.56
  6. Step 6: Final answer
    x = 44,156.89

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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.