Home / 54,190.01-74,782.54-30,316.68

Finding the Fourth Proportional to 54,190.01, 74,782.54 and 30,316.68

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Solution

The fourth proportional to 54,190.01, 74,782.54 and 30,316.68 is: 41,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,190.01 : 74,782.54 = 30,316.68 : x
  2. Step 2: Convert to fraction form
    54,190.01/74,782.54 = 30,316.68/x
  3. Step 3: Cross multiply
    54,190.01x = 74,782.54 × 30,316.68
  4. Step 4: Simplify right side
    54,190.01x = 2,267,158,372.66
  5. Step 5: Solve for x
    x = 2,267,158,372.66/54,190.01
  6. Step 6: Final answer
    x = 41,837.20

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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.