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Finding the Fourth Proportional to 63,021.76, 94,526.88 and 19,245.76

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Solution

The fourth proportional to 63,021.76, 94,526.88 and 19,245.76 is: 28,866.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,021.76 : 94,526.88 = 19,245.76 : x
  2. Step 2: Convert to fraction form
    63,021.76/94,526.88 = 19,245.76/x
  3. Step 3: Cross multiply
    63,021.76x = 94,526.88 × 19,245.76
  4. Step 4: Simplify right side
    63,021.76x = 1,819,241,646.03
  5. Step 5: Solve for x
    x = 1,819,241,646.03/63,021.76
  6. Step 6: Final answer
    x = 28,866.88

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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.