Home / 32,652.72-45,042.48-20,075.04

Finding the Fourth Proportional to 32,652.72, 45,042.48 and 20,075.04

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Solution

The fourth proportional to 32,652.72, 45,042.48 and 20,075.04 is: 27,692.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,652.72 : 45,042.48 = 20,075.04 : x
  2. Step 2: Convert to fraction form
    32,652.72/45,042.48 = 20,075.04/x
  3. Step 3: Cross multiply
    32,652.72x = 45,042.48 × 20,075.04
  4. Step 4: Simplify right side
    32,652.72x = 904,229,587.70
  5. Step 5: Solve for x
    x = 904,229,587.70/32,652.72
  6. Step 6: Final answer
    x = 27,692.32

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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.