Home / 75,675.24-104,431.86-43,862.58

Finding the Fourth Proportional to 75,675.24, 104,431.86 and 43,862.58

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Solution

The fourth proportional to 75,675.24, 104,431.86 and 43,862.58 is: 60,530.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,675.24 : 104,431.86 = 43,862.58 : x
  2. Step 2: Convert to fraction form
    75,675.24/104,431.86 = 43,862.58/x
  3. Step 3: Cross multiply
    75,675.24x = 104,431.86 × 43,862.58
  4. Step 4: Simplify right side
    75,675.24x = 4,580,650,813.80
  5. Step 5: Solve for x
    x = 4,580,650,813.80/75,675.24
  6. Step 6: Final answer
    x = 60,530.38

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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.