Home / 210,153.33-290,012.54-114,662.03

Finding the Fourth Proportional to 210,153.33, 290,012.54 and 114,662.03

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Solution

The fourth proportional to 210,153.33, 290,012.54 and 114,662.03 is: 158,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,153.33 : 290,012.54 = 114,662.03 : x
  2. Step 2: Convert to fraction form
    210,153.33/290,012.54 = 114,662.03/x
  3. Step 3: Cross multiply
    210,153.33x = 290,012.54 × 114,662.03
  4. Step 4: Simplify right side
    210,153.33x = 33,253,424,538.48
  5. Step 5: Solve for x
    x = 33,253,424,538.48/210,153.33
  6. Step 6: Final answer
    x = 158,234.11

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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.