Home / 119,111.40-178,668.72-44,202.60

Finding the Fourth Proportional to 119,111.40, 178,668.72 and 44,202.60

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Solution

The fourth proportional to 119,111.40, 178,668.72 and 44,202.60 is: 66,304.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,111.40 : 178,668.72 = 44,202.60 : x
  2. Step 2: Convert to fraction form
    119,111.40/178,668.72 = 44,202.60/x
  3. Step 3: Cross multiply
    119,111.40x = 178,668.72 × 44,202.60
  4. Step 4: Simplify right side
    119,111.40x = 7,897,621,962.67
  5. Step 5: Solve for x
    x = 7,897,621,962.67/119,111.40
  6. Step 6: Final answer
    x = 66,304.50

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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.