Home / 119,738.34-178,551.14-113,851.80

Finding the Fourth Proportional to 119,738.34, 178,551.14 and 113,851.80

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Solution

The fourth proportional to 119,738.34, 178,551.14 and 113,851.80 is: 169,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,738.34 : 178,551.14 = 113,851.80 : x
  2. Step 2: Convert to fraction form
    119,738.34/178,551.14 = 113,851.80/x
  3. Step 3: Cross multiply
    119,738.34x = 178,551.14 × 113,851.80
  4. Step 4: Simplify right side
    119,738.34x = 20,328,368,111.79
  5. Step 5: Solve for x
    x = 20,328,368,111.79/119,738.34
  6. Step 6: Final answer
    x = 169,773.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.