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Finding the Fourth Proportional to 22,692.40, 34,000.20 and 14,897.20

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Solution

The fourth proportional to 22,692.40, 34,000.20 and 14,897.20 is: 22,320.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,692.40 : 34,000.20 = 14,897.20 : x
  2. Step 2: Convert to fraction form
    22,692.40/34,000.20 = 14,897.20/x
  3. Step 3: Cross multiply
    22,692.40x = 34,000.20 × 14,897.20
  4. Step 4: Simplify right side
    22,692.40x = 506,507,779.44
  5. Step 5: Solve for x
    x = 506,507,779.44/22,692.40
  6. Step 6: Final answer
    x = 22,320.59

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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.