Home / 160,613.44-241,140.84-81,780.64

Finding the Fourth Proportional to 160,613.44, 241,140.84 and 81,780.64

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Solution

The fourth proportional to 160,613.44, 241,140.84 and 81,780.64 is: 122,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,613.44 : 241,140.84 = 81,780.64 : x
  2. Step 2: Convert to fraction form
    160,613.44/241,140.84 = 81,780.64/x
  3. Step 3: Cross multiply
    160,613.44x = 241,140.84 × 81,780.64
  4. Step 4: Simplify right side
    160,613.44x = 19,720,652,225.34
  5. Step 5: Solve for x
    x = 19,720,652,225.34/160,613.44
  6. Step 6: Final answer
    x = 122,783.33

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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.