Home / 73,926.10-102,017.93-39,934.58

Finding the Fourth Proportional to 73,926.10, 102,017.93 and 39,934.58

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Solution

The fourth proportional to 73,926.10, 102,017.93 and 39,934.58 is: 55,109.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,926.10 : 102,017.93 = 39,934.58 : x
  2. Step 2: Convert to fraction form
    73,926.10/102,017.93 = 39,934.58/x
  3. Step 3: Cross multiply
    73,926.10x = 102,017.93 × 39,934.58
  4. Step 4: Simplify right side
    73,926.10x = 4,074,042,477.26
  5. Step 5: Solve for x
    x = 4,074,042,477.26/73,926.10
  6. Step 6: Final answer
    x = 55,109.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.