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Finding the Fourth Proportional to 63,962.40, 95,950.80 and 19,588.80

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Solution

The fourth proportional to 63,962.40, 95,950.80 and 19,588.80 is: 29,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,962.40 : 95,950.80 = 19,588.80 : x
  2. Step 2: Convert to fraction form
    63,962.40/95,950.80 = 19,588.80/x
  3. Step 3: Cross multiply
    63,962.40x = 95,950.80 × 19,588.80
  4. Step 4: Simplify right side
    63,962.40x = 1,879,561,031.04
  5. Step 5: Solve for x
    x = 1,879,561,031.04/63,962.40
  6. Step 6: Final answer
    x = 29,385.41

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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.