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Finding the Fourth Proportional to 96,043.60, 132,539.34 and 53,023.60

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Solution

The fourth proportional to 96,043.60, 132,539.34 and 53,023.60 is: 73,172.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,043.60 : 132,539.34 = 53,023.60 : x
  2. Step 2: Convert to fraction form
    96,043.60/132,539.34 = 53,023.60/x
  3. Step 3: Cross multiply
    96,043.60x = 132,539.34 × 53,023.60
  4. Step 4: Simplify right side
    96,043.60x = 7,027,712,948.42
  5. Step 5: Solve for x
    x = 7,027,712,948.42/96,043.60
  6. Step 6: Final answer
    x = 73,172.11

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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.