Home / 73,930.17-111,394.06-61,070.49

Finding the Fourth Proportional to 73,930.17, 111,394.06 and 61,070.49

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Solution

The fourth proportional to 73,930.17, 111,394.06 and 61,070.49 is: 92,017.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,930.17 : 111,394.06 = 61,070.49 : x
  2. Step 2: Convert to fraction form
    73,930.17/111,394.06 = 61,070.49/x
  3. Step 3: Cross multiply
    73,930.17x = 111,394.06 × 61,070.49
  4. Step 4: Simplify right side
    73,930.17x = 6,802,889,521.94
  5. Step 5: Solve for x
    x = 6,802,889,521.94/73,930.17
  6. Step 6: Final answer
    x = 92,017.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.