Home / 117,896.60-162,695.62-64,182.06

Finding the Fourth Proportional to 117,896.60, 162,695.62 and 64,182.06

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Solution

The fourth proportional to 117,896.60, 162,695.62 and 64,182.06 is: 88,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,896.60 : 162,695.62 = 64,182.06 : x
  2. Step 2: Convert to fraction form
    117,896.60/162,695.62 = 64,182.06/x
  3. Step 3: Cross multiply
    117,896.60x = 162,695.62 × 64,182.06
  4. Step 4: Simplify right side
    117,896.60x = 10,442,140,044.58
  5. Step 5: Solve for x
    x = 10,442,140,044.58/117,896.60
  6. Step 6: Final answer
    x = 88,570.32

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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.