Home / 73,869.58-101,941.26-40,335.58

Finding the Fourth Proportional to 73,869.58, 101,941.26 and 40,335.58

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Solution

The fourth proportional to 73,869.58, 101,941.26 and 40,335.58 is: 55,663.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,869.58 : 101,941.26 = 40,335.58 : x
  2. Step 2: Convert to fraction form
    73,869.58/101,941.26 = 40,335.58/x
  3. Step 3: Cross multiply
    73,869.58x = 101,941.26 × 40,335.58
  4. Step 4: Simplify right side
    73,869.58x = 4,111,859,848.03
  5. Step 5: Solve for x
    x = 4,111,859,848.03/73,869.58
  6. Step 6: Final answer
    x = 55,663.78

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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.