Home / 67,904.76-101,739.54-36,761.40

Finding the Fourth Proportional to 67,904.76, 101,739.54 and 36,761.40

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Solution

The fourth proportional to 67,904.76, 101,739.54 and 36,761.40 is: 55,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,904.76 : 101,739.54 = 36,761.40 : x
  2. Step 2: Convert to fraction form
    67,904.76/101,739.54 = 36,761.40/x
  3. Step 3: Cross multiply
    67,904.76x = 101,739.54 × 36,761.40
  4. Step 4: Simplify right side
    67,904.76x = 3,740,087,925.76
  5. Step 5: Solve for x
    x = 3,740,087,925.76/67,904.76
  6. Step 6: Final answer
    x = 55,078.44

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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.