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Finding the Fourth Proportional to 156,364, 234,546 and 62,847.88

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Solution

The fourth proportional to 156,364, 234,546 and 62,847.88 is: 94,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,364 : 234,546 = 62,847.88 : x
  2. Step 2: Convert to fraction form
    156,364/234,546 = 62,847.88/x
  3. Step 3: Cross multiply
    156,364x = 234,546 × 62,847.88
  4. Step 4: Simplify right side
    156,364x = 14,740,718,862.48
  5. Step 5: Solve for x
    x = 14,740,718,862.48/156,364
  6. Step 6: Final answer
    x = 94,271.82

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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.