Home / 158,868.33-238,302.37-40,539.68

Finding the Fourth Proportional to 158,868.33, 238,302.37 and 40,539.68

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Solution

The fourth proportional to 158,868.33, 238,302.37 and 40,539.68 is: 60,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,868.33 : 238,302.37 = 40,539.68 : x
  2. Step 2: Convert to fraction form
    158,868.33/238,302.37 = 40,539.68/x
  3. Step 3: Cross multiply
    158,868.33x = 238,302.37 × 40,539.68
  4. Step 4: Simplify right side
    158,868.33x = 9,660,701,823.04
  5. Step 5: Solve for x
    x = 9,660,701,823.04/158,868.33
  6. Step 6: Final answer
    x = 60,809.49

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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.