Home / 63,623.60-95,435.40-19,257.20

Finding the Fourth Proportional to 63,623.60, 95,435.40 and 19,257.20

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Solution

The fourth proportional to 63,623.60, 95,435.40 and 19,257.20 is: 28,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,623.60 : 95,435.40 = 19,257.20 : x
  2. Step 2: Convert to fraction form
    63,623.60/95,435.40 = 19,257.20/x
  3. Step 3: Cross multiply
    63,623.60x = 95,435.40 × 19,257.20
  4. Step 4: Simplify right side
    63,623.60x = 1,837,818,584.88
  5. Step 5: Solve for x
    x = 1,837,818,584.88/63,623.60
  6. Step 6: Final answer
    x = 28,885.80

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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.