Home / 68,525,428.61-102,756,256.66-25,383,048.23

Finding the Fourth Proportional to 68,525,428.61, 102,756,256.66 and 25,383,048.23

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Solution

The fourth proportional to 68,525,428.61, 102,756,256.66 and 25,383,048.23 is: 38,062,761.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,525,428.61 : 102,756,256.66 = 25,383,048.23 : x
  2. Step 2: Convert to fraction form
    68,525,428.61/102,756,256.66 = 25,383,048.23/x
  3. Step 3: Cross multiply
    68,525,428.61x = 102,756,256.66 × 25,383,048.23
  4. Step 4: Simplify right side
    68,525,428.61x = 2,608,267,018,928,472
  5. Step 5: Solve for x
    x = 2,608,267,018,928,472/68,525,428.61
  6. Step 6: Final answer
    x = 38,062,761.11

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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.