Home / 111,850.44-154,349.06-64,070.58

Finding the Fourth Proportional to 111,850.44, 154,349.06 and 64,070.58

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Solution

The fourth proportional to 111,850.44, 154,349.06 and 64,070.58 is: 88,414.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,850.44 : 154,349.06 = 64,070.58 : x
  2. Step 2: Convert to fraction form
    111,850.44/154,349.06 = 64,070.58/x
  3. Step 3: Cross multiply
    111,850.44x = 154,349.06 × 64,070.58
  4. Step 4: Simplify right side
    111,850.44x = 9,889,233,796.65
  5. Step 5: Solve for x
    x = 9,889,233,796.65/111,850.44
  6. Step 6: Final answer
    x = 88,414.80

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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.