Home / 54,060.39-74,607.03-30,186.57

Finding the Fourth Proportional to 54,060.39, 74,607.03 and 30,186.57

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Solution

The fourth proportional to 54,060.39, 74,607.03 and 30,186.57 is: 41,659.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,060.39 : 74,607.03 = 30,186.57 : x
  2. Step 2: Convert to fraction form
    54,060.39/74,607.03 = 30,186.57/x
  3. Step 3: Cross multiply
    54,060.39x = 74,607.03 × 30,186.57
  4. Step 4: Simplify right side
    54,060.39x = 2,252,130,333.59
  5. Step 5: Solve for x
    x = 2,252,130,333.59/54,060.39
  6. Step 6: Final answer
    x = 41,659.53

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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.