Home / 158,954.28-238,431.53-40,625.74

Finding the Fourth Proportional to 158,954.28, 238,431.53 and 40,625.74

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Solution

The fourth proportional to 158,954.28, 238,431.53 and 40,625.74 is: 60,938.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,954.28 : 238,431.53 = 40,625.74 : x
  2. Step 2: Convert to fraction form
    158,954.28/238,431.53 = 40,625.74/x
  3. Step 3: Cross multiply
    158,954.28x = 238,431.53 × 40,625.74
  4. Step 4: Simplify right side
    158,954.28x = 9,686,457,345.58
  5. Step 5: Solve for x
    x = 9,686,457,345.58/158,954.28
  6. Step 6: Final answer
    x = 60,938.64

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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.