Home / 69,637.37-96,101.77-39,422.14

Finding the Fourth Proportional to 69,637.37, 96,101.77 and 39,422.14

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Solution

The fourth proportional to 69,637.37, 96,101.77 and 39,422.14 is: 54,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,637.37 : 96,101.77 = 39,422.14 : x
  2. Step 2: Convert to fraction form
    69,637.37/96,101.77 = 39,422.14/x
  3. Step 3: Cross multiply
    69,637.37x = 96,101.77 × 39,422.14
  4. Step 4: Simplify right side
    69,637.37x = 3,788,537,092.38
  5. Step 5: Solve for x
    x = 3,788,537,092.38/69,637.37
  6. Step 6: Final answer
    x = 54,403.80

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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.