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Finding the Fourth Proportional to 160,443.95, 240,662.68 and 55,260.59

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Solution

The fourth proportional to 160,443.95, 240,662.68 and 55,260.59 is: 82,889.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,443.95 : 240,662.68 = 55,260.59 : x
  2. Step 2: Convert to fraction form
    160,443.95/240,662.68 = 55,260.59/x
  3. Step 3: Cross multiply
    160,443.95x = 240,662.68 × 55,260.59
  4. Step 4: Simplify right side
    160,443.95x = 13,299,160,346.32
  5. Step 5: Solve for x
    x = 13,299,160,346.32/160,443.95
  6. Step 6: Final answer
    x = 82,889.76

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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.