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Finding the Fourth Proportional to 92,706.66, 139,065.53 and 26,152.47

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Solution

The fourth proportional to 92,706.66, 139,065.53 and 26,152.47 is: 39,230.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,706.66 : 139,065.53 = 26,152.47 : x
  2. Step 2: Convert to fraction form
    92,706.66/139,065.53 = 26,152.47/x
  3. Step 3: Cross multiply
    92,706.66x = 139,065.53 × 26,152.47
  4. Step 4: Simplify right side
    92,706.66x = 3,636,906,970.60
  5. Step 5: Solve for x
    x = 3,636,906,970.60/92,706.66
  6. Step 6: Final answer
    x = 39,230.27

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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.