Home / 200,962.32-277,356.84-120,393.24

Finding the Fourth Proportional to 200,962.32, 277,356.84 and 120,393.24

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Solution

The fourth proportional to 200,962.32, 277,356.84 and 120,393.24 is: 166,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,962.32 : 277,356.84 = 120,393.24 : x
  2. Step 2: Convert to fraction form
    200,962.32/277,356.84 = 120,393.24/x
  3. Step 3: Cross multiply
    200,962.32x = 277,356.84 × 120,393.24
  4. Step 4: Simplify right side
    200,962.32x = 33,391,888,603.76
  5. Step 5: Solve for x
    x = 33,391,888,603.76/200,962.32
  6. Step 6: Final answer
    x = 166,159.95

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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.