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Finding the Fourth Proportional to 57,692.59, 79,623.08 and 33,488.38

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Solution

The fourth proportional to 57,692.59, 79,623.08 and 33,488.38 is: 46,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,692.59 : 79,623.08 = 33,488.38 : x
  2. Step 2: Convert to fraction form
    57,692.59/79,623.08 = 33,488.38/x
  3. Step 3: Cross multiply
    57,692.59x = 79,623.08 × 33,488.38
  4. Step 4: Simplify right side
    57,692.59x = 2,666,447,959.81
  5. Step 5: Solve for x
    x = 2,666,447,959.81/57,692.59
  6. Step 6: Final answer
    x = 46,218.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.