Home / 117,848.08-162,634.01-66,862.95

Finding the Fourth Proportional to 117,848.08, 162,634.01 and 66,862.95

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Solution

The fourth proportional to 117,848.08, 162,634.01 and 66,862.95 is: 92,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,848.08 : 162,634.01 = 66,862.95 : x
  2. Step 2: Convert to fraction form
    117,848.08/162,634.01 = 66,862.95/x
  3. Step 3: Cross multiply
    117,848.08x = 162,634.01 × 66,862.95
  4. Step 4: Simplify right side
    117,848.08x = 10,874,190,025.66
  5. Step 5: Solve for x
    x = 10,874,190,025.66/117,848.08
  6. Step 6: Final answer
    x = 92,272.95

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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.