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Finding the Fourth Proportional to 108,730.64, 150,040.32 and 60,334.76

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Solution

The fourth proportional to 108,730.64, 150,040.32 and 60,334.76 is: 83,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,730.64 : 150,040.32 = 60,334.76 : x
  2. Step 2: Convert to fraction form
    108,730.64/150,040.32 = 60,334.76/x
  3. Step 3: Cross multiply
    108,730.64x = 150,040.32 × 60,334.76
  4. Step 4: Simplify right side
    108,730.64x = 9,052,645,947.32
  5. Step 5: Solve for x
    x = 9,052,645,947.32/108,730.64
  6. Step 6: Final answer
    x = 83,257.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.