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Finding the Fourth Proportional to 132,653.96, 183,053.23 and 75,294.46

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Solution

The fourth proportional to 132,653.96, 183,053.23 and 75,294.46 is: 103,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,653.96 : 183,053.23 = 75,294.46 : x
  2. Step 2: Convert to fraction form
    132,653.96/183,053.23 = 75,294.46/x
  3. Step 3: Cross multiply
    132,653.96x = 183,053.23 × 75,294.46
  4. Step 4: Simplify right side
    132,653.96x = 13,782,892,812.37
  5. Step 5: Solve for x
    x = 13,782,892,812.37/132,653.96
  6. Step 6: Final answer
    x = 103,901.10

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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.