Home / 158,897.32-238,143.33-74,471.27

Finding the Fourth Proportional to 158,897.32, 238,143.33 and 74,471.27

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Solution

The fourth proportional to 158,897.32, 238,143.33 and 74,471.27 is: 111,611.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,897.32 : 238,143.33 = 74,471.27 : x
  2. Step 2: Convert to fraction form
    158,897.32/238,143.33 = 74,471.27/x
  3. Step 3: Cross multiply
    158,897.32x = 238,143.33 × 74,471.27
  4. Step 4: Simplify right side
    158,897.32x = 17,734,835,036.41
  5. Step 5: Solve for x
    x = 17,734,835,036.41/158,897.32
  6. Step 6: Final answer
    x = 111,611.92

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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.