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Finding the Fourth Proportional to 135,594, 203,126.23 and 64,415.32

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Solution

The fourth proportional to 135,594, 203,126.23 and 64,415.32 is: 96,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,594 : 203,126.23 = 64,415.32 : x
  2. Step 2: Convert to fraction form
    135,594/203,126.23 = 64,415.32/x
  3. Step 3: Cross multiply
    135,594x = 203,126.23 × 64,415.32
  4. Step 4: Simplify right side
    135,594x = 13,084,440,678.55
  5. Step 5: Solve for x
    x = 13,084,440,678.55/135,594
  6. Step 6: Final answer
    x = 96,497.20

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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.