Home / 159,071.10-238,601.17-40,743.46

Finding the Fourth Proportional to 159,071.10, 238,601.17 and 40,743.46

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Solution

The fourth proportional to 159,071.10, 238,601.17 and 40,743.46 is: 61,113.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,071.10 : 238,601.17 = 40,743.46 : x
  2. Step 2: Convert to fraction form
    159,071.10/238,601.17 = 40,743.46/x
  3. Step 3: Cross multiply
    159,071.10x = 238,601.17 × 40,743.46
  4. Step 4: Simplify right side
    159,071.10x = 9,721,437,225.85
  5. Step 5: Solve for x
    x = 9,721,437,225.85/159,071.10
  6. Step 6: Final answer
    x = 61,113.79

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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.