Home / 82,403.73-123,267.07-65,796.20

Finding the Fourth Proportional to 82,403.73, 123,267.07 and 65,796.20

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Solution

The fourth proportional to 82,403.73, 123,267.07 and 65,796.20 is: 98,424.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,403.73 : 123,267.07 = 65,796.20 : x
  2. Step 2: Convert to fraction form
    82,403.73/123,267.07 = 65,796.20/x
  3. Step 3: Cross multiply
    82,403.73x = 123,267.07 × 65,796.20
  4. Step 4: Simplify right side
    82,403.73x = 8,110,504,349.19
  5. Step 5: Solve for x
    x = 8,110,504,349.19/82,403.73
  6. Step 6: Final answer
    x = 98,424.00

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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.