Home / 82,906.74-114,429.75-52,686.17

Finding the Fourth Proportional to 82,906.74, 114,429.75 and 52,686.17

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Solution

The fourth proportional to 82,906.74, 114,429.75 and 52,686.17 is: 72,718.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,906.74 : 114,429.75 = 52,686.17 : x
  2. Step 2: Convert to fraction form
    82,906.74/114,429.75 = 52,686.17/x
  3. Step 3: Cross multiply
    82,906.74x = 114,429.75 × 52,686.17
  4. Step 4: Simplify right side
    82,906.74x = 6,028,864,689.41
  5. Step 5: Solve for x
    x = 6,028,864,689.41/82,906.74
  6. Step 6: Final answer
    x = 72,718.63

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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.