Home / 158,878.28-238,317.20-40,549.62

Finding the Fourth Proportional to 158,878.28, 238,317.20 and 40,549.62

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Solution

The fourth proportional to 158,878.28, 238,317.20 and 40,549.62 is: 60,824.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,878.28 : 238,317.20 = 40,549.62 : x
  2. Step 2: Convert to fraction form
    158,878.28/238,317.20 = 40,549.62/x
  3. Step 3: Cross multiply
    158,878.28x = 238,317.20 × 40,549.62
  4. Step 4: Simplify right side
    158,878.28x = 9,663,671,899.46
  5. Step 5: Solve for x
    x = 9,663,671,899.46/158,878.28
  6. Step 6: Final answer
    x = 60,824.37

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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.