Home / 86,583.68-119,512.69-50,788.16

Finding the Fourth Proportional to 86,583.68, 119,512.69 and 50,788.16

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Solution

The fourth proportional to 86,583.68, 119,512.69 and 50,788.16 is: 70,103.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,583.68 : 119,512.69 = 50,788.16 : x
  2. Step 2: Convert to fraction form
    86,583.68/119,512.69 = 50,788.16/x
  3. Step 3: Cross multiply
    86,583.68x = 119,512.69 × 50,788.16
  4. Step 4: Simplify right side
    86,583.68x = 6,069,828,897.22
  5. Step 5: Solve for x
    x = 6,069,828,897.22/86,583.68
  6. Step 6: Final answer
    x = 70,103.62

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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.