Home / 240,203.60-331,480.68-144,714.32

Finding the Fourth Proportional to 240,203.60, 331,480.68 and 144,714.32

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Solution

The fourth proportional to 240,203.60, 331,480.68 and 144,714.32 is: 199,705.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,203.60 : 331,480.68 = 144,714.32 : x
  2. Step 2: Convert to fraction form
    240,203.60/331,480.68 = 144,714.32/x
  3. Step 3: Cross multiply
    240,203.60x = 331,480.68 × 144,714.32
  4. Step 4: Simplify right side
    240,203.60x = 47,970,001,199.34
  5. Step 5: Solve for x
    x = 47,970,001,199.34/240,203.60
  6. Step 6: Final answer
    x = 199,705.59

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1.5x scale

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.