Home / 374,402.12-561,697.58-104,530.03

Finding the Fourth Proportional to 374,402.12, 561,697.58 and 104,530.03

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Solution

The fourth proportional to 374,402.12, 561,697.58 and 104,530.03 is: 156,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,402.12 : 561,697.58 = 104,530.03 : x
  2. Step 2: Convert to fraction form
    374,402.12/561,697.58 = 104,530.03/x
  3. Step 3: Cross multiply
    374,402.12x = 561,697.58 × 104,530.03
  4. Step 4: Simplify right side
    374,402.12x = 58,714,263,745.41
  5. Step 5: Solve for x
    x = 58,714,263,745.41/374,402.12
  6. Step 6: Final answer
    x = 156,821.40

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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.