Home / 158,813.04-238,212.96-40,487.28

Finding the Fourth Proportional to 158,813.04, 238,212.96 and 40,487.28

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Solution

The fourth proportional to 158,813.04, 238,212.96 and 40,487.28 is: 60,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,813.04 : 238,212.96 = 40,487.28 : x
  2. Step 2: Convert to fraction form
    158,813.04/238,212.96 = 40,487.28/x
  3. Step 3: Cross multiply
    158,813.04x = 238,212.96 × 40,487.28
  4. Step 4: Simplify right side
    158,813.04x = 9,644,594,811.15
  5. Step 5: Solve for x
    x = 9,644,594,811.15/158,813.04
  6. Step 6: Final answer
    x = 60,729.24

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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.