Home / 82,813.75-124,218.09-23,649.53

Finding the Fourth Proportional to 82,813.75, 124,218.09 and 23,649.53

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Solution

The fourth proportional to 82,813.75, 124,218.09 and 23,649.53 is: 35,473.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,813.75 : 124,218.09 = 23,649.53 : x
  2. Step 2: Convert to fraction form
    82,813.75/124,218.09 = 23,649.53/x
  3. Step 3: Cross multiply
    82,813.75x = 124,218.09 × 23,649.53
  4. Step 4: Simplify right side
    82,813.75x = 2,937,698,824.91
  5. Step 5: Solve for x
    x = 2,937,698,824.91/82,813.75
  6. Step 6: Final answer
    x = 35,473.56

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1.5x scale

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.