Home / 82,887.29-114,384.45-45,161.54

Finding the Fourth Proportional to 82,887.29, 114,384.45 and 45,161.54

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Solution

The fourth proportional to 82,887.29, 114,384.45 and 45,161.54 is: 62,322.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,887.29 : 114,384.45 = 45,161.54 : x
  2. Step 2: Convert to fraction form
    82,887.29/114,384.45 = 45,161.54/x
  3. Step 3: Cross multiply
    82,887.29x = 114,384.45 × 45,161.54
  4. Step 4: Simplify right side
    82,887.29x = 5,165,777,342.13
  5. Step 5: Solve for x
    x = 5,165,777,342.13/82,887.29
  6. Step 6: Final answer
    x = 62,322.92

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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.