Home / 76,175.14-114,290.10-34,051.72

Finding the Fourth Proportional to 76,175.14, 114,290.10 and 34,051.72

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Solution

The fourth proportional to 76,175.14, 114,290.10 and 34,051.72 is: 51,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,175.14 : 114,290.10 = 34,051.72 : x
  2. Step 2: Convert to fraction form
    76,175.14/114,290.10 = 34,051.72/x
  3. Step 3: Cross multiply
    76,175.14x = 114,290.10 × 34,051.72
  4. Step 4: Simplify right side
    76,175.14x = 3,891,774,483.97
  5. Step 5: Solve for x
    x = 3,891,774,483.97/76,175.14
  6. Step 6: Final answer
    x = 51,089.82

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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.