Home / 86,587.71-119,518.26-50,792.19

Finding the Fourth Proportional to 86,587.71, 119,518.26 and 50,792.19

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Solution

The fourth proportional to 86,587.71, 119,518.26 and 50,792.19 is: 70,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,587.71 : 119,518.26 = 50,792.19 : x
  2. Step 2: Convert to fraction form
    86,587.71/119,518.26 = 50,792.19/x
  3. Step 3: Cross multiply
    86,587.71x = 119,518.26 × 50,792.19
  4. Step 4: Simplify right side
    86,587.71x = 6,070,593,531.73
  5. Step 5: Solve for x
    x = 6,070,593,531.73/86,587.71
  6. Step 6: Final answer
    x = 70,109.19

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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.