Home / 86,027.44-129,011.73-32,706.55

Finding the Fourth Proportional to 86,027.44, 129,011.73 and 32,706.55

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Solution

The fourth proportional to 86,027.44, 129,011.73 and 32,706.55 is: 49,048.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,027.44 : 129,011.73 = 32,706.55 : x
  2. Step 2: Convert to fraction form
    86,027.44/129,011.73 = 32,706.55/x
  3. Step 3: Cross multiply
    86,027.44x = 129,011.73 × 32,706.55
  4. Step 4: Simplify right side
    86,027.44x = 4,219,528,597.83
  5. Step 5: Solve for x
    x = 4,219,528,597.83/86,027.44
  6. Step 6: Final answer
    x = 49,048.64

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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.