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Finding the Fourth Proportional to 132,597.18, 183,051.90 and 102,314.52

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Solution

The fourth proportional to 132,597.18, 183,051.90 and 102,314.52 is: 141,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,597.18 : 183,051.90 = 102,314.52 : x
  2. Step 2: Convert to fraction form
    132,597.18/183,051.90 = 102,314.52/x
  3. Step 3: Cross multiply
    132,597.18x = 183,051.90 × 102,314.52
  4. Step 4: Simplify right side
    132,597.18x = 18,728,867,283.59
  5. Step 5: Solve for x
    x = 18,728,867,283.59/132,597.18
  6. Step 6: Final answer
    x = 141,246.35

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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.