Home / 414,561.93-621,621.36-148,177.10

Finding the Fourth Proportional to 414,561.93, 621,621.36 and 148,177.10

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Solution

The fourth proportional to 414,561.93, 621,621.36 and 148,177.10 is: 222,186.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,561.93 : 621,621.36 = 148,177.10 : x
  2. Step 2: Convert to fraction form
    414,561.93/621,621.36 = 148,177.10/x
  3. Step 3: Cross multiply
    414,561.93x = 621,621.36 × 148,177.10
  4. Step 4: Simplify right side
    414,561.93x = 92,110,047,314.75
  5. Step 5: Solve for x
    x = 92,110,047,314.75/414,561.93
  6. Step 6: Final answer
    x = 222,186.46

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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.