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Finding the Fourth Proportional to 158,810.63, 238,215.94 and 48,002.63

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Solution

The fourth proportional to 158,810.63, 238,215.94 and 48,002.63 is: 72,003.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,810.63 : 238,215.94 = 48,002.63 : x
  2. Step 2: Convert to fraction form
    158,810.63/238,215.94 = 48,002.63/x
  3. Step 3: Cross multiply
    158,810.63x = 238,215.94 × 48,002.63
  4. Step 4: Simplify right side
    158,810.63x = 11,434,990,316.84
  5. Step 5: Solve for x
    x = 11,434,990,316.84/158,810.63
  6. Step 6: Final answer
    x = 72,003.94

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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.