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Finding the Fourth Proportional to 179,833.97, 248,153.16 and 99,256.28

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Solution

The fourth proportional to 179,833.97, 248,153.16 and 99,256.28 is: 136,963.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,833.97 : 248,153.16 = 99,256.28 : x
  2. Step 2: Convert to fraction form
    179,833.97/248,153.16 = 99,256.28/x
  3. Step 3: Cross multiply
    179,833.97x = 248,153.16 × 99,256.28
  4. Step 4: Simplify right side
    179,833.97x = 24,630,759,531.84
  5. Step 5: Solve for x
    x = 24,630,759,531.84/179,833.97
  6. Step 6: Final answer
    x = 136,963.89

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1.5x scale

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.