Home / 82,653.77-114,029.47-53,964.28

Finding the Fourth Proportional to 82,653.77, 114,029.47 and 53,964.28

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Solution

The fourth proportional to 82,653.77, 114,029.47 and 53,964.28 is: 74,449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,653.77 : 114,029.47 = 53,964.28 : x
  2. Step 2: Convert to fraction form
    82,653.77/114,029.47 = 53,964.28/x
  3. Step 3: Cross multiply
    82,653.77x = 114,029.47 × 53,964.28
  4. Step 4: Simplify right side
    82,653.77x = 6,153,517,815.91
  5. Step 5: Solve for x
    x = 6,153,517,815.91/82,653.77
  6. Step 6: Final answer
    x = 74,449.33

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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.