Home / 63,830.07-95,717.40-21,698.85

Finding the Fourth Proportional to 63,830.07, 95,717.40 and 21,698.85

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Solution

The fourth proportional to 63,830.07, 95,717.40 and 21,698.85 is: 32,538.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,830.07 : 95,717.40 = 21,698.85 : x
  2. Step 2: Convert to fraction form
    63,830.07/95,717.40 = 21,698.85/x
  3. Step 3: Cross multiply
    63,830.07x = 95,717.40 × 21,698.85
  4. Step 4: Simplify right side
    63,830.07x = 2,076,957,504.99
  5. Step 5: Solve for x
    x = 2,076,957,504.99/63,830.07
  6. Step 6: Final answer
    x = 32,538.86

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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.