Home / 117,962.13-176,942.12-47,824.77

Finding the Fourth Proportional to 117,962.13, 176,942.12 and 47,824.77

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Solution

The fourth proportional to 117,962.13, 176,942.12 and 47,824.77 is: 71,736.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,962.13 : 176,942.12 = 47,824.77 : x
  2. Step 2: Convert to fraction form
    117,962.13/176,942.12 = 47,824.77/x
  3. Step 3: Cross multiply
    117,962.13x = 176,942.12 × 47,824.77
  4. Step 4: Simplify right side
    117,962.13x = 8,462,215,953.19
  5. Step 5: Solve for x
    x = 8,462,215,953.19/117,962.13
  6. Step 6: Final answer
    x = 71,736.72

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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.