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Finding the Fourth Proportional to 158,888.31, 239,191.46 and 144,747.67

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Solution

The fourth proportional to 158,888.31, 239,191.46 and 144,747.67 is: 217,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,888.31 : 239,191.46 = 144,747.67 : x
  2. Step 2: Convert to fraction form
    158,888.31/239,191.46 = 144,747.67/x
  3. Step 3: Cross multiply
    158,888.31x = 239,191.46 × 144,747.67
  4. Step 4: Simplify right side
    158,888.31x = 34,622,406,518.90
  5. Step 5: Solve for x
    x = 34,622,406,518.90/158,888.31
  6. Step 6: Final answer
    x = 217,904.05

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.