Home / 63,154.11-87,167.28-41,647.71

Finding the Fourth Proportional to 63,154.11, 87,167.28 and 41,647.71

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Solution

The fourth proportional to 63,154.11, 87,167.28 and 41,647.71 is: 57,483.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,154.11 : 87,167.28 = 41,647.71 : x
  2. Step 2: Convert to fraction form
    63,154.11/87,167.28 = 41,647.71/x
  3. Step 3: Cross multiply
    63,154.11x = 87,167.28 × 41,647.71
  4. Step 4: Simplify right side
    63,154.11x = 3,630,317,816.85
  5. Step 5: Solve for x
    x = 3,630,317,816.85/63,154.11
  6. Step 6: Final answer
    x = 57,483.48

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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.