Home / 60,954.48-91,433.52-21,538.80

Finding the Fourth Proportional to 60,954.48, 91,433.52 and 21,538.80

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Solution

The fourth proportional to 60,954.48, 91,433.52 and 21,538.80 is: 32,308.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,954.48 : 91,433.52 = 21,538.80 : x
  2. Step 2: Convert to fraction form
    60,954.48/91,433.52 = 21,538.80/x
  3. Step 3: Cross multiply
    60,954.48x = 91,433.52 × 21,538.80
  4. Step 4: Simplify right side
    60,954.48x = 1,969,368,300.58
  5. Step 5: Solve for x
    x = 1,969,368,300.58/60,954.48
  6. Step 6: Final answer
    x = 32,308.84

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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.