Home / 82,887.85-114,336.39-58,661.56

Finding the Fourth Proportional to 82,887.85, 114,336.39 and 58,661.56

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Solution

The fourth proportional to 82,887.85, 114,336.39 and 58,661.56 is: 80,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,887.85 : 114,336.39 = 58,661.56 : x
  2. Step 2: Convert to fraction form
    82,887.85/114,336.39 = 58,661.56/x
  3. Step 3: Cross multiply
    82,887.85x = 114,336.39 × 58,661.56
  4. Step 4: Simplify right side
    82,887.85x = 6,707,151,002.17
  5. Step 5: Solve for x
    x = 6,707,151,002.17/82,887.85
  6. Step 6: Final answer
    x = 80,918.39

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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.