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Finding the Fourth Proportional to 132,796.98, 183,254.48 and 72,366.32

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Solution

The fourth proportional to 132,796.98, 183,254.48 and 72,366.32 is: 99,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,796.98 : 183,254.48 = 72,366.32 : x
  2. Step 2: Convert to fraction form
    132,796.98/183,254.48 = 72,366.32/x
  3. Step 3: Cross multiply
    132,796.98x = 183,254.48 × 72,366.32
  4. Step 4: Simplify right side
    132,796.98x = 13,261,451,063.01
  5. Step 5: Solve for x
    x = 13,261,451,063.01/132,796.98
  6. Step 6: Final answer
    x = 99,862.60

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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.