Home / 72,857.49-109,276.67-22,937.85

Finding the Fourth Proportional to 72,857.49, 109,276.67 and 22,937.85

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Solution

The fourth proportional to 72,857.49, 109,276.67 and 22,937.85 is: 34,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,857.49 : 109,276.67 = 22,937.85 : x
  2. Step 2: Convert to fraction form
    72,857.49/109,276.67 = 22,937.85/x
  3. Step 3: Cross multiply
    72,857.49x = 109,276.67 × 22,937.85
  4. Step 4: Simplify right side
    72,857.49x = 2,506,571,807.61
  5. Step 5: Solve for x
    x = 2,506,571,807.61/72,857.49
  6. Step 6: Final answer
    x = 34,403.76

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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.