Home / 63,075.39-87,049.94-47,132.16

Finding the Fourth Proportional to 63,075.39, 87,049.94 and 47,132.16

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Solution

The fourth proportional to 63,075.39, 87,049.94 and 47,132.16 is: 65,046.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,075.39 : 87,049.94 = 47,132.16 : x
  2. Step 2: Convert to fraction form
    63,075.39/87,049.94 = 47,132.16/x
  3. Step 3: Cross multiply
    63,075.39x = 87,049.94 × 47,132.16
  4. Step 4: Simplify right side
    63,075.39x = 4,102,851,464.41
  5. Step 5: Solve for x
    x = 4,102,851,464.41/63,075.39
  6. Step 6: Final answer
    x = 65,046.79

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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.