Home / 86,629.28-119,547.48-50,812.44

Finding the Fourth Proportional to 86,629.28, 119,547.48 and 50,812.44

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Solution

The fourth proportional to 86,629.28, 119,547.48 and 50,812.44 is: 70,120.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,629.28 : 119,547.48 = 50,812.44 : x
  2. Step 2: Convert to fraction form
    86,629.28/119,547.48 = 50,812.44/x
  3. Step 3: Cross multiply
    86,629.28x = 119,547.48 × 50,812.44
  4. Step 4: Simplify right side
    86,629.28x = 6,074,499,154.65
  5. Step 5: Solve for x
    x = 6,074,499,154.65/86,629.28
  6. Step 6: Final answer
    x = 70,120.62

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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.