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Finding the Fourth Proportional to 158,258.61, 237,311.37 and 58,465.80

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Solution

The fourth proportional to 158,258.61, 237,311.37 and 58,465.80 is: 87,670.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,258.61 : 237,311.37 = 58,465.80 : x
  2. Step 2: Convert to fraction form
    158,258.61/237,311.37 = 58,465.80/x
  3. Step 3: Cross multiply
    158,258.61x = 237,311.37 × 58,465.80
  4. Step 4: Simplify right side
    158,258.61x = 13,874,599,096.15
  5. Step 5: Solve for x
    x = 13,874,599,096.15/158,258.61
  6. Step 6: Final answer
    x = 87,670.42

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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.