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Finding the Fourth Proportional to 74,804.76, 112,289.22 and 37,354.32

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Solution

The fourth proportional to 74,804.76, 112,289.22 and 37,354.32 is: 56,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,804.76 : 112,289.22 = 37,354.32 : x
  2. Step 2: Convert to fraction form
    74,804.76/112,289.22 = 37,354.32/x
  3. Step 3: Cross multiply
    74,804.76x = 112,289.22 × 37,354.32
  4. Step 4: Simplify right side
    74,804.76x = 4,194,487,456.43
  5. Step 5: Solve for x
    x = 4,194,487,456.43/74,804.76
  6. Step 6: Final answer
    x = 56,072.47

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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.