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Finding the Fourth Proportional to 63,065.63, 94,598.80 and 18,692.78

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Solution

The fourth proportional to 63,065.63, 94,598.80 and 18,692.78 is: 28,039.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,065.63 : 94,598.80 = 18,692.78 : x
  2. Step 2: Convert to fraction form
    63,065.63/94,598.80 = 18,692.78/x
  3. Step 3: Cross multiply
    63,065.63x = 94,598.80 × 18,692.78
  4. Step 4: Simplify right side
    63,065.63x = 1,768,314,036.94
  5. Step 5: Solve for x
    x = 1,768,314,036.94/63,065.63
  6. Step 6: Final answer
    x = 28,039.27

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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.