Home / 63,801.60-95,716.92-19,431.81

Finding the Fourth Proportional to 63,801.60, 95,716.92 and 19,431.81

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Solution

The fourth proportional to 63,801.60, 95,716.92 and 19,431.81 is: 29,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801.60 : 95,716.92 = 19,431.81 : x
  2. Step 2: Convert to fraction form
    63,801.60/95,716.92 = 19,431.81/x
  3. Step 3: Cross multiply
    63,801.60x = 95,716.92 × 19,431.81
  4. Step 4: Simplify right side
    63,801.60x = 1,859,953,003.23
  5. Step 5: Solve for x
    x = 1,859,953,003.23/63,801.60
  6. Step 6: Final answer
    x = 29,152.14

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1.5x scale

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.