Home / 63,202.47-87,217.12-34,907.55

Finding the Fourth Proportional to 63,202.47, 87,217.12 and 34,907.55

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Solution

The fourth proportional to 63,202.47, 87,217.12 and 34,907.55 is: 48,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,202.47 : 87,217.12 = 34,907.55 : x
  2. Step 2: Convert to fraction form
    63,202.47/87,217.12 = 34,907.55/x
  3. Step 3: Cross multiply
    63,202.47x = 87,217.12 × 34,907.55
  4. Step 4: Simplify right side
    63,202.47x = 3,044,535,977.26
  5. Step 5: Solve for x
    x = 3,044,535,977.26/63,202.47
  6. Step 6: Final answer
    x = 48,171.15

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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.