Home / 242,256.21-363,116.70-100,023.06

Finding the Fourth Proportional to 242,256.21, 363,116.70 and 100,023.06

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Solution

The fourth proportional to 242,256.21, 363,116.70 and 100,023.06 is: 149,924.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,256.21 : 363,116.70 = 100,023.06 : x
  2. Step 2: Convert to fraction form
    242,256.21/363,116.70 = 100,023.06/x
  3. Step 3: Cross multiply
    242,256.21x = 363,116.70 × 100,023.06
  4. Step 4: Simplify right side
    242,256.21x = 36,320,044,832.79
  5. Step 5: Solve for x
    x = 36,320,044,832.79/242,256.21
  6. Step 6: Final answer
    x = 149,924.10

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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.