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Finding the Fourth Proportional to 162,130.56, 223,675.88 and 108,330.36

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Solution

The fourth proportional to 162,130.56, 223,675.88 and 108,330.36 is: 149,452.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,130.56 : 223,675.88 = 108,330.36 : x
  2. Step 2: Convert to fraction form
    162,130.56/223,675.88 = 108,330.36/x
  3. Step 3: Cross multiply
    162,130.56x = 223,675.88 × 108,330.36
  4. Step 4: Simplify right side
    162,130.56x = 24,230,888,062.07
  5. Step 5: Solve for x
    x = 24,230,888,062.07/162,130.56
  6. Step 6: Final answer
    x = 149,452.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.