Home / 72,427,554.64-108,689,194.48-34,100,029.68

Finding the Fourth Proportional to 72,427,554.64, 108,689,194.48 and 34,100,029.68

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Solution

The fourth proportional to 72,427,554.64, 108,689,194.48 and 34,100,029.68 is: 51,172,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,427,554.64 : 108,689,194.48 = 34,100,029.68 : x
  2. Step 2: Convert to fraction form
    72,427,554.64/108,689,194.48 = 34,100,029.68/x
  3. Step 3: Cross multiply
    72,427,554.64x = 108,689,194.48 × 34,100,029.68
  4. Step 4: Simplify right side
    72,427,554.64x = 3,706,304,757,663,292.50
  5. Step 5: Solve for x
    x = 3,706,304,757,663,292.50/72,427,554.64
  6. Step 6: Final answer
    x = 51,172,578.95

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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.