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Finding the Fourth Proportional to 242,935.03, 364,408.01 and 100,801.90

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Solution

The fourth proportional to 242,935.03, 364,408.01 and 100,801.90 is: 151,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,935.03 : 364,408.01 = 100,801.90 : x
  2. Step 2: Convert to fraction form
    242,935.03/364,408.01 = 100,801.90/x
  3. Step 3: Cross multiply
    242,935.03x = 364,408.01 × 100,801.90
  4. Step 4: Simplify right side
    242,935.03x = 36,733,017,457.17
  5. Step 5: Solve for x
    x = 36,733,017,457.17/242,935.03
  6. Step 6: Final answer
    x = 151,205.11

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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.