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Finding the Fourth Proportional to 40,671.54, 60,927.84 and 28,019.06

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Solution

The fourth proportional to 40,671.54, 60,927.84 and 28,019.06 is: 41,973.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,671.54 : 60,927.84 = 28,019.06 : x
  2. Step 2: Convert to fraction form
    40,671.54/60,927.84 = 28,019.06/x
  3. Step 3: Cross multiply
    40,671.54x = 60,927.84 × 28,019.06
  4. Step 4: Simplify right side
    40,671.54x = 1,707,140,804.63
  5. Step 5: Solve for x
    x = 1,707,140,804.63/40,671.54
  6. Step 6: Final answer
    x = 41,973.84

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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.