Home / 437,226.02-656,029.62-153,120.38

Finding the Fourth Proportional to 437,226.02, 656,029.62 and 153,120.38

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Solution

The fourth proportional to 437,226.02, 656,029.62 and 153,120.38 is: 229,747.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,226.02 : 656,029.62 = 153,120.38 : x
  2. Step 2: Convert to fraction form
    437,226.02/656,029.62 = 153,120.38/x
  3. Step 3: Cross multiply
    437,226.02x = 656,029.62 × 153,120.38
  4. Step 4: Simplify right side
    437,226.02x = 100,451,501,425.51
  5. Step 5: Solve for x
    x = 100,451,501,425.51/437,226.02
  6. Step 6: Final answer
    x = 229,747.31

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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.