Home / 69,661.49-96,130.28-37,829.70

Finding the Fourth Proportional to 69,661.49, 96,130.28 and 37,829.70

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Solution

The fourth proportional to 69,661.49, 96,130.28 and 37,829.70 is: 52,203.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,661.49 : 96,130.28 = 37,829.70 : x
  2. Step 2: Convert to fraction form
    69,661.49/96,130.28 = 37,829.70/x
  3. Step 3: Cross multiply
    69,661.49x = 96,130.28 × 37,829.70
  4. Step 4: Simplify right side
    69,661.49x = 3,636,579,464.17
  5. Step 5: Solve for x
    x = 3,636,579,464.17/69,661.49
  6. Step 6: Final answer
    x = 52,203.59

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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.