Home / 86,727.66-130,028.22-58,577.82

Finding the Fourth Proportional to 86,727.66, 130,028.22 and 58,577.82

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Solution

The fourth proportional to 86,727.66, 130,028.22 and 58,577.82 is: 87,824.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,727.66 : 130,028.22 = 58,577.82 : x
  2. Step 2: Convert to fraction form
    86,727.66/130,028.22 = 58,577.82/x
  3. Step 3: Cross multiply
    86,727.66x = 130,028.22 × 58,577.82
  4. Step 4: Simplify right side
    86,727.66x = 7,616,769,666.08
  5. Step 5: Solve for x
    x = 7,616,769,666.08/86,727.66
  6. Step 6: Final answer
    x = 87,824.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.