Home / 69,860.49-96,407.46-38,029.62

Finding the Fourth Proportional to 69,860.49, 96,407.46 and 38,029.62

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Solution

The fourth proportional to 69,860.49, 96,407.46 and 38,029.62 is: 52,480.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,860.49 : 96,407.46 = 38,029.62 : x
  2. Step 2: Convert to fraction form
    69,860.49/96,407.46 = 38,029.62/x
  3. Step 3: Cross multiply
    69,860.49x = 96,407.46 × 38,029.62
  4. Step 4: Simplify right side
    69,860.49x = 3,666,339,068.97
  5. Step 5: Solve for x
    x = 3,666,339,068.97/69,860.49
  6. Step 6: Final answer
    x = 52,480.87

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1.5x scale

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.