Home / 114,821.40-172,265.04-48,227.28

Finding the Fourth Proportional to 114,821.40, 172,265.04 and 48,227.28

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Solution

The fourth proportional to 114,821.40, 172,265.04 and 48,227.28 is: 72,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,821.40 : 172,265.04 = 48,227.28 : x
  2. Step 2: Convert to fraction form
    114,821.40/172,265.04 = 48,227.28/x
  3. Step 3: Cross multiply
    114,821.40x = 172,265.04 × 48,227.28
  4. Step 4: Simplify right side
    114,821.40x = 8,307,874,318.29
  5. Step 5: Solve for x
    x = 8,307,874,318.29/114,821.40
  6. Step 6: Final answer
    x = 72,354.76

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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.