Home / 58,738.06-88,104.00-20,784.70

Finding the Fourth Proportional to 58,738.06, 88,104.00 and 20,784.70

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Solution

The fourth proportional to 58,738.06, 88,104.00 and 20,784.70 is: 31,175.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,738.06 : 88,104.00 = 20,784.70 : x
  2. Step 2: Convert to fraction form
    58,738.06/88,104.00 = 20,784.70/x
  3. Step 3: Cross multiply
    58,738.06x = 88,104.00 × 20,784.70
  4. Step 4: Simplify right side
    58,738.06x = 1,831,215,396.87
  5. Step 5: Solve for x
    x = 1,831,215,396.87/58,738.06
  6. Step 6: Final answer
    x = 31,175.96

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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.