Home / 180,577.08-270,819.45-74,036.16

Finding the Fourth Proportional to 180,577.08, 270,819.45 and 74,036.16

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Solution

The fourth proportional to 180,577.08, 270,819.45 and 74,036.16 is: 111,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,577.08 : 270,819.45 = 74,036.16 : x
  2. Step 2: Convert to fraction form
    180,577.08/270,819.45 = 74,036.16/x
  3. Step 3: Cross multiply
    180,577.08x = 270,819.45 × 74,036.16
  4. Step 4: Simplify right side
    180,577.08x = 20,050,432,131.31
  5. Step 5: Solve for x
    x = 20,050,432,131.31/180,577.08
  6. Step 6: Final answer
    x = 111,035.31

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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.