Home / 82,616.79-114,008.55-48,617.45

Finding the Fourth Proportional to 82,616.79, 114,008.55 and 48,617.45

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Solution

The fourth proportional to 82,616.79, 114,008.55 and 48,617.45 is: 67,090.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,616.79 : 114,008.55 = 48,617.45 : x
  2. Step 2: Convert to fraction form
    82,616.79/114,008.55 = 48,617.45/x
  3. Step 3: Cross multiply
    82,616.79x = 114,008.55 × 48,617.45
  4. Step 4: Simplify right side
    82,616.79x = 5,542,804,409.15
  5. Step 5: Solve for x
    x = 5,542,804,409.15/82,616.79
  6. Step 6: Final answer
    x = 67,090.53

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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.