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Finding the Fourth Proportional to 92,866.05, 139,335.53 and 36,696.60

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Solution

The fourth proportional to 92,866.05, 139,335.53 and 36,696.60 is: 55,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,866.05 : 139,335.53 = 36,696.60 : x
  2. Step 2: Convert to fraction form
    92,866.05/139,335.53 = 36,696.60/x
  3. Step 3: Cross multiply
    92,866.05x = 139,335.53 × 36,696.60
  4. Step 4: Simplify right side
    92,866.05x = 5,113,140,026.72
  5. Step 5: Solve for x
    x = 5,113,140,026.72/92,866.05
  6. Step 6: Final answer
    x = 55,059.30

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1.5x scale

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.