Home / 190,193.76-262,398.96-114,714.72

Finding the Fourth Proportional to 190,193.76, 262,398.96 and 114,714.72

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Solution

The fourth proportional to 190,193.76, 262,398.96 and 114,714.72 is: 158,265.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,193.76 : 262,398.96 = 114,714.72 : x
  2. Step 2: Convert to fraction form
    190,193.76/262,398.96 = 114,714.72/x
  3. Step 3: Cross multiply
    190,193.76x = 262,398.96 × 114,714.72
  4. Step 4: Simplify right side
    190,193.76x = 30,101,023,224.69
  5. Step 5: Solve for x
    x = 30,101,023,224.69/190,193.76
  6. Step 6: Final answer
    x = 158,265.04

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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.