Home / 86,660.82-119,580.17-48,415.66

Finding the Fourth Proportional to 86,660.82, 119,580.17 and 48,415.66

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Solution

The fourth proportional to 86,660.82, 119,580.17 and 48,415.66 is: 66,807.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,660.82 : 119,580.17 = 48,415.66 : x
  2. Step 2: Convert to fraction form
    86,660.82/119,580.17 = 48,415.66/x
  3. Step 3: Cross multiply
    86,660.82x = 119,580.17 × 48,415.66
  4. Step 4: Simplify right side
    86,660.82x = 5,789,552,312.43
  5. Step 5: Solve for x
    x = 5,789,552,312.43/86,660.82
  6. Step 6: Final answer
    x = 66,807.03

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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.