Home / 64,781.28-97,190.88-27,357.12

Finding the Fourth Proportional to 64,781.28, 97,190.88 and 27,357.12

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Solution

The fourth proportional to 64,781.28, 97,190.88 and 27,357.12 is: 41,043.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,781.28 : 97,190.88 = 27,357.12 : x
  2. Step 2: Convert to fraction form
    64,781.28/97,190.88 = 27,357.12/x
  3. Step 3: Cross multiply
    64,781.28x = 97,190.88 × 27,357.12
  4. Step 4: Simplify right side
    64,781.28x = 2,658,862,567.07
  5. Step 5: Solve for x
    x = 2,658,862,567.07/64,781.28
  6. Step 6: Final answer
    x = 41,043.69

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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.