Home / 64,778.32-97,134.27-29,687.50

Finding the Fourth Proportional to 64,778.32, 97,134.27 and 29,687.50

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Solution

The fourth proportional to 64,778.32, 97,134.27 and 29,687.50 is: 44,516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,778.32 : 97,134.27 = 29,687.50 : x
  2. Step 2: Convert to fraction form
    64,778.32/97,134.27 = 29,687.50/x
  3. Step 3: Cross multiply
    64,778.32x = 97,134.27 × 29,687.50
  4. Step 4: Simplify right side
    64,778.32x = 2,883,673,640.63
  5. Step 5: Solve for x
    x = 2,883,673,640.63/64,778.32
  6. Step 6: Final answer
    x = 44,516.03

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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.