Home / 67,267.07-92,828.55-38,989.16

Finding the Fourth Proportional to 67,267.07, 92,828.55 and 38,989.16

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Solution

The fourth proportional to 67,267.07, 92,828.55 and 38,989.16 is: 53,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,267.07 : 92,828.55 = 38,989.16 : x
  2. Step 2: Convert to fraction form
    67,267.07/92,828.55 = 38,989.16/x
  3. Step 3: Cross multiply
    67,267.07x = 92,828.55 × 38,989.16
  4. Step 4: Simplify right side
    67,267.07x = 3,619,306,529.43
  5. Step 5: Solve for x
    x = 3,619,306,529.43/67,267.07
  6. Step 6: Final answer
    x = 53,805.03

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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.