Home / 404,127.66-606,126.21-190,895.10

Finding the Fourth Proportional to 404,127.66, 606,126.21 and 190,895.10

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Solution

The fourth proportional to 404,127.66, 606,126.21 and 190,895.10 is: 286,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,127.66 : 606,126.21 = 190,895.10 : x
  2. Step 2: Convert to fraction form
    404,127.66/606,126.21 = 190,895.10/x
  3. Step 3: Cross multiply
    404,127.66x = 606,126.21 × 190,895.10
  4. Step 4: Simplify right side
    404,127.66x = 115,706,523,470.57
  5. Step 5: Solve for x
    x = 115,706,523,470.57/404,127.66
  6. Step 6: Final answer
    x = 286,311.81

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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.