Home / 63,380.10-95,075.10-28,323.30

Finding the Fourth Proportional to 63,380.10, 95,075.10 and 28,323.30

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Solution

The fourth proportional to 63,380.10, 95,075.10 and 28,323.30 is: 42,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,380.10 : 95,075.10 = 28,323.30 : x
  2. Step 2: Convert to fraction form
    63,380.10/95,075.10 = 28,323.30/x
  3. Step 3: Cross multiply
    63,380.10x = 95,075.10 × 28,323.30
  4. Step 4: Simplify right side
    63,380.10x = 2,692,840,579.83
  5. Step 5: Solve for x
    x = 2,692,840,579.83/63,380.10
  6. Step 6: Final answer
    x = 42,487.16

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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.