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Finding the Fourth Proportional to 96,340.03, 132,929.31 and 66,114.32

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Solution

The fourth proportional to 96,340.03, 132,929.31 and 66,114.32 is: 91,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,340.03 : 132,929.31 = 66,114.32 : x
  2. Step 2: Convert to fraction form
    96,340.03/132,929.31 = 66,114.32/x
  3. Step 3: Cross multiply
    96,340.03x = 132,929.31 × 66,114.32
  4. Step 4: Simplify right side
    96,340.03x = 8,788,530,522.00
  5. Step 5: Solve for x
    x = 8,788,530,522.00/96,340.03
  6. Step 6: Final answer
    x = 91,224.08

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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.