Home / 57,428.10-86,016.87-27,783.18

Finding the Fourth Proportional to 57,428.10, 86,016.87 and 27,783.18

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Solution

The fourth proportional to 57,428.10, 86,016.87 and 27,783.18 is: 41,614.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,428.10 : 86,016.87 = 27,783.18 : x
  2. Step 2: Convert to fraction form
    57,428.10/86,016.87 = 27,783.18/x
  3. Step 3: Cross multiply
    57,428.10x = 86,016.87 × 27,783.18
  4. Step 4: Simplify right side
    57,428.10x = 2,389,822,182.25
  5. Step 5: Solve for x
    x = 2,389,822,182.25/57,428.10
  6. Step 6: Final answer
    x = 41,614.16

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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.