Home / 210,181.51-290,057.48-114,693.44

Finding the Fourth Proportional to 210,181.51, 290,057.48 and 114,693.44

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Solution

The fourth proportional to 210,181.51, 290,057.48 and 114,693.44 is: 158,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,181.51 : 290,057.48 = 114,693.44 : x
  2. Step 2: Convert to fraction form
    210,181.51/290,057.48 = 114,693.44/x
  3. Step 3: Cross multiply
    210,181.51x = 290,057.48 × 114,693.44
  4. Step 4: Simplify right side
    210,181.51x = 33,267,691,190.81
  5. Step 5: Solve for x
    x = 33,267,691,190.81/210,181.51
  6. Step 6: Final answer
    x = 158,280.77

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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.