Home / 314,949.02-472,619.44-127,960.52

Finding the Fourth Proportional to 314,949.02, 472,619.44 and 127,960.52

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Solution

The fourth proportional to 314,949.02, 472,619.44 and 127,960.52 is: 192,020.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,949.02 : 472,619.44 = 127,960.52 : x
  2. Step 2: Convert to fraction form
    314,949.02/472,619.44 = 127,960.52/x
  3. Step 3: Cross multiply
    314,949.02x = 472,619.44 × 127,960.52
  4. Step 4: Simplify right side
    314,949.02x = 60,476,629,304.51
  5. Step 5: Solve for x
    x = 60,476,629,304.51/314,949.02
  6. Step 6: Final answer
    x = 192,020.38

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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.