Home / 60,206.18-90,276.39-47,805.86

Finding the Fourth Proportional to 60,206.18, 90,276.39 and 47,805.86

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Solution

The fourth proportional to 60,206.18, 90,276.39 and 47,805.86 is: 71,682.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,206.18 : 90,276.39 = 47,805.86 : x
  2. Step 2: Convert to fraction form
    60,206.18/90,276.39 = 47,805.86/x
  3. Step 3: Cross multiply
    60,206.18x = 90,276.39 × 47,805.86
  4. Step 4: Simplify right side
    60,206.18x = 4,315,740,461.65
  5. Step 5: Solve for x
    x = 4,315,740,461.65/60,206.18
  6. Step 6: Final answer
    x = 71,682.68

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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.