Home / 190,949.74-286,346.58-82,886.02

Finding the Fourth Proportional to 190,949.74, 286,346.58 and 82,886.02

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Solution

The fourth proportional to 190,949.74, 286,346.58 and 82,886.02 is: 124,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,949.74 : 286,346.58 = 82,886.02 : x
  2. Step 2: Convert to fraction form
    190,949.74/286,346.58 = 82,886.02/x
  3. Step 3: Cross multiply
    190,949.74x = 286,346.58 × 82,886.02
  4. Step 4: Simplify right side
    190,949.74x = 23,734,128,356.81
  5. Step 5: Solve for x
    x = 23,734,128,356.81/190,949.74
  6. Step 6: Final answer
    x = 124,295.16

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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.