Home / 86,583.69-119,484.32-48,343.83

Finding the Fourth Proportional to 86,583.69, 119,484.32 and 48,343.83

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Solution

The fourth proportional to 86,583.69, 119,484.32 and 48,343.83 is: 66,713.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,583.69 : 119,484.32 = 48,343.83 : x
  2. Step 2: Convert to fraction form
    86,583.69/119,484.32 = 48,343.83/x
  3. Step 3: Cross multiply
    86,583.69x = 119,484.32 × 48,343.83
  4. Step 4: Simplify right side
    86,583.69x = 5,776,329,653.75
  5. Step 5: Solve for x
    x = 5,776,329,653.75/86,583.69
  6. Step 6: Final answer
    x = 66,713.83

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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.