Home / 69,839.36-96,491.07-48,712.94

Finding the Fourth Proportional to 69,839.36, 96,491.07 and 48,712.94

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Solution

The fourth proportional to 69,839.36, 96,491.07 and 48,712.94 is: 67,302.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,839.36 : 96,491.07 = 48,712.94 : x
  2. Step 2: Convert to fraction form
    69,839.36/96,491.07 = 48,712.94/x
  3. Step 3: Cross multiply
    69,839.36x = 96,491.07 × 48,712.94
  4. Step 4: Simplify right side
    69,839.36x = 4,700,363,703.45
  5. Step 5: Solve for x
    x = 4,700,363,703.45/69,839.36
  6. Step 6: Final answer
    x = 67,302.50

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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.