Home / 160,100.37-240,020.96-66,676.05

Finding the Fourth Proportional to 160,100.37, 240,020.96 and 66,676.05

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Solution

The fourth proportional to 160,100.37, 240,020.96 and 66,676.05 is: 99,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,100.37 : 240,020.96 = 66,676.05 : x
  2. Step 2: Convert to fraction form
    160,100.37/240,020.96 = 66,676.05/x
  3. Step 3: Cross multiply
    160,100.37x = 240,020.96 × 66,676.05
  4. Step 4: Simplify right side
    160,100.37x = 16,003,649,196.63
  5. Step 5: Solve for x
    x = 16,003,649,196.63/160,100.37
  6. Step 6: Final answer
    x = 99,960.10

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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.