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Finding the Fourth Proportional to 158,902, 238,353 and 59,087.32

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Solution

The fourth proportional to 158,902, 238,353 and 59,087.32 is: 88,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,902 : 238,353 = 59,087.32 : x
  2. Step 2: Convert to fraction form
    158,902/238,353 = 59,087.32/x
  3. Step 3: Cross multiply
    158,902x = 238,353 × 59,087.32
  4. Step 4: Simplify right side
    158,902x = 14,083,639,983.96
  5. Step 5: Solve for x
    x = 14,083,639,983.96/158,902
  6. Step 6: Final answer
    x = 88,630.98

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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.