Home / 134,466.85-185,562.75-74,036.26

Finding the Fourth Proportional to 134,466.85, 185,562.75 and 74,036.26

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Solution

The fourth proportional to 134,466.85, 185,562.75 and 74,036.26 is: 102,169.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,466.85 : 185,562.75 = 74,036.26 : x
  2. Step 2: Convert to fraction form
    134,466.85/185,562.75 = 74,036.26/x
  3. Step 3: Cross multiply
    134,466.85x = 185,562.75 × 74,036.26
  4. Step 4: Simplify right side
    134,466.85x = 13,738,372,005.32
  5. Step 5: Solve for x
    x = 13,738,372,005.32/134,466.85
  6. Step 6: Final answer
    x = 102,169.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.