Home / 69,857.71-96,403.77-38,026.53

Finding the Fourth Proportional to 69,857.71, 96,403.77 and 38,026.53

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Solution

The fourth proportional to 69,857.71, 96,403.77 and 38,026.53 is: 52,476.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,857.71 : 96,403.77 = 38,026.53 : x
  2. Step 2: Convert to fraction form
    69,857.71/96,403.77 = 38,026.53/x
  3. Step 3: Cross multiply
    69,857.71x = 96,403.77 × 38,026.53
  4. Step 4: Simplify right side
    69,857.71x = 3,665,900,852.02
  5. Step 5: Solve for x
    x = 3,665,900,852.02/69,857.71
  6. Step 6: Final answer
    x = 52,476.68

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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.