Home / 63,430.58-95,156.86-21,314.77

Finding the Fourth Proportional to 63,430.58, 95,156.86 and 21,314.77

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Solution

The fourth proportional to 63,430.58, 95,156.86 and 21,314.77 is: 31,975.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,430.58 : 95,156.86 = 21,314.77 : x
  2. Step 2: Convert to fraction form
    63,430.58/95,156.86 = 21,314.77/x
  3. Step 3: Cross multiply
    63,430.58x = 95,156.86 × 21,314.77
  4. Step 4: Simplify right side
    63,430.58x = 2,028,246,584.82
  5. Step 5: Solve for x
    x = 2,028,246,584.82/63,430.58
  6. Step 6: Final answer
    x = 31,975.85

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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.