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Finding the Fourth Proportional to 173,885.64, 239,726.58 and 148,662.95

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Solution

The fourth proportional to 173,885.64, 239,726.58 and 148,662.95 is: 204,953.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,885.64 : 239,726.58 = 148,662.95 : x
  2. Step 2: Convert to fraction form
    173,885.64/239,726.58 = 148,662.95/x
  3. Step 3: Cross multiply
    173,885.64x = 239,726.58 × 148,662.95
  4. Step 4: Simplify right side
    173,885.64x = 35,638,459,377.58
  5. Step 5: Solve for x
    x = 35,638,459,377.58/173,885.64
  6. Step 6: Final answer
    x = 204,953.44

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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.