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Finding the Fourth Proportional to 160,345.70, 240,601.54 and 116,335.70

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Solution

The fourth proportional to 160,345.70, 240,601.54 and 116,335.70 is: 174,563.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,345.70 : 240,601.54 = 116,335.70 : x
  2. Step 2: Convert to fraction form
    160,345.70/240,601.54 = 116,335.70/x
  3. Step 3: Cross multiply
    160,345.70x = 240,601.54 × 116,335.70
  4. Step 4: Simplify right side
    160,345.70x = 27,990,548,576.98
  5. Step 5: Solve for x
    x = 27,990,548,576.98/160,345.70
  6. Step 6: Final answer
    x = 174,563.76

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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.