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Finding the Fourth Proportional to 156,395.94, 234,557.94 and 93,233.90

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Solution

The fourth proportional to 156,395.94, 234,557.94 and 93,233.90 is: 139,829.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,395.94 : 234,557.94 = 93,233.90 : x
  2. Step 2: Convert to fraction form
    156,395.94/234,557.94 = 93,233.90/x
  3. Step 3: Cross multiply
    156,395.94x = 234,557.94 × 93,233.90
  4. Step 4: Simplify right side
    156,395.94x = 21,868,751,522.17
  5. Step 5: Solve for x
    x = 21,868,751,522.17/156,395.94
  6. Step 6: Final answer
    x = 139,829.41

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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.