Home / 100,929.85-151,393.93-26,043.59

Finding the Fourth Proportional to 100,929.85, 151,393.93 and 26,043.59

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Solution

The fourth proportional to 100,929.85, 151,393.93 and 26,043.59 is: 39,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,929.85 : 151,393.93 = 26,043.59 : x
  2. Step 2: Convert to fraction form
    100,929.85/151,393.93 = 26,043.59/x
  3. Step 3: Cross multiply
    100,929.85x = 151,393.93 × 26,043.59
  4. Step 4: Simplify right side
    100,929.85x = 3,942,841,754.78
  5. Step 5: Solve for x
    x = 3,942,841,754.78/100,929.85
  6. Step 6: Final answer
    x = 39,065.17

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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.