Home / 61,104.20-91,656.30-51,262.70

Finding the Fourth Proportional to 61,104.20, 91,656.30 and 51,262.70

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Solution

The fourth proportional to 61,104.20, 91,656.30 and 51,262.70 is: 76,894.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,104.20 : 91,656.30 = 51,262.70 : x
  2. Step 2: Convert to fraction form
    61,104.20/91,656.30 = 51,262.70/x
  3. Step 3: Cross multiply
    61,104.20x = 91,656.30 × 51,262.70
  4. Step 4: Simplify right side
    61,104.20x = 4,698,549,410.01
  5. Step 5: Solve for x
    x = 4,698,549,410.01/61,104.20
  6. Step 6: Final answer
    x = 76,894.05

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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.