Home / 67,869.63-93,660.66-37,656.90

Finding the Fourth Proportional to 67,869.63, 93,660.66 and 37,656.90

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Solution

The fourth proportional to 67,869.63, 93,660.66 and 37,656.90 is: 51,966.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,869.63 : 93,660.66 = 37,656.90 : x
  2. Step 2: Convert to fraction form
    67,869.63/93,660.66 = 37,656.90/x
  3. Step 3: Cross multiply
    67,869.63x = 93,660.66 × 37,656.90
  4. Step 4: Simplify right side
    67,869.63x = 3,526,970,107.55
  5. Step 5: Solve for x
    x = 3,526,970,107.55/67,869.63
  6. Step 6: Final answer
    x = 51,966.84

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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.