Home / 86,904.94-119,983.02-59,727.82

Finding the Fourth Proportional to 86,904.94, 119,983.02 and 59,727.82

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Solution

The fourth proportional to 86,904.94, 119,983.02 and 59,727.82 is: 82,461.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,904.94 : 119,983.02 = 59,727.82 : x
  2. Step 2: Convert to fraction form
    86,904.94/119,983.02 = 59,727.82/x
  3. Step 3: Cross multiply
    86,904.94x = 119,983.02 × 59,727.82
  4. Step 4: Simplify right side
    86,904.94x = 7,166,324,221.62
  5. Step 5: Solve for x
    x = 7,166,324,221.62/86,904.94
  6. Step 6: Final answer
    x = 82,461.64

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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.