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Finding the Fourth Proportional to 132,166.94, 182,390.60 and 71,737.60

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Solution

The fourth proportional to 132,166.94, 182,390.60 and 71,737.60 is: 98,998.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,166.94 : 182,390.60 = 71,737.60 : x
  2. Step 2: Convert to fraction form
    132,166.94/182,390.60 = 71,737.60/x
  3. Step 3: Cross multiply
    132,166.94x = 182,390.60 × 71,737.60
  4. Step 4: Simplify right side
    132,166.94x = 13,084,262,884.42
  5. Step 5: Solve for x
    x = 13,084,262,884.42/132,166.94
  6. Step 6: Final answer
    x = 98,998.00

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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.