Home / 69,860.22-96,407.12-38,029.36

Finding the Fourth Proportional to 69,860.22, 96,407.12 and 38,029.36

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Solution

The fourth proportional to 69,860.22, 96,407.12 and 38,029.36 is: 52,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,860.22 : 96,407.12 = 38,029.36 : x
  2. Step 2: Convert to fraction form
    69,860.22/96,407.12 = 38,029.36/x
  3. Step 3: Cross multiply
    69,860.22x = 96,407.12 × 38,029.36
  4. Step 4: Simplify right side
    69,860.22x = 3,666,300,400.86
  5. Step 5: Solve for x
    x = 3,666,300,400.86/69,860.22
  6. Step 6: Final answer
    x = 52,480.52

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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.