Home / 159,112.49-238,534.67-69,087.47

Finding the Fourth Proportional to 159,112.49, 238,534.67 and 69,087.47

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Solution

The fourth proportional to 159,112.49, 238,534.67 and 69,087.47 is: 103,572.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,112.49 : 238,534.67 = 69,087.47 : x
  2. Step 2: Convert to fraction form
    159,112.49/238,534.67 = 69,087.47/x
  3. Step 3: Cross multiply
    159,112.49x = 238,534.67 × 69,087.47
  4. Step 4: Simplify right side
    159,112.49x = 16,479,755,837.63
  5. Step 5: Solve for x
    x = 16,479,755,837.63/159,112.49
  6. Step 6: Final answer
    x = 103,572.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.