Home / 74,763.12-103,181.36-46,077

Finding the Fourth Proportional to 74,763.12, 103,181.36 and 46,077

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Solution

The fourth proportional to 74,763.12, 103,181.36 and 46,077 is: 63,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,763.12 : 103,181.36 = 46,077 : x
  2. Step 2: Convert to fraction form
    74,763.12/103,181.36 = 46,077/x
  3. Step 3: Cross multiply
    74,763.12x = 103,181.36 × 46,077
  4. Step 4: Simplify right side
    74,763.12x = 4,754,287,524.72
  5. Step 5: Solve for x
    x = 4,754,287,524.72/74,763.12
  6. Step 6: Final answer
    x = 63,591.35

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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.