Home / 158,885.80-238,328.43-40,557.10

Finding the Fourth Proportional to 158,885.80, 238,328.43 and 40,557.10

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Solution

The fourth proportional to 158,885.80, 238,328.43 and 40,557.10 is: 60,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,885.80 : 238,328.43 = 40,557.10 : x
  2. Step 2: Convert to fraction form
    158,885.80/238,328.43 = 40,557.10/x
  3. Step 3: Cross multiply
    158,885.80x = 238,328.43 × 40,557.10
  4. Step 4: Simplify right side
    158,885.80x = 9,665,909,968.35
  5. Step 5: Solve for x
    x = 9,665,909,968.35/158,885.80
  6. Step 6: Final answer
    x = 60,835.58

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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.