Home / 248,528.51-342,979.05-141,108.54

Finding the Fourth Proportional to 248,528.51, 342,979.05 and 141,108.54

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Solution

The fourth proportional to 248,528.51, 342,979.05 and 141,108.54 is: 194,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,528.51 : 342,979.05 = 141,108.54 : x
  2. Step 2: Convert to fraction form
    248,528.51/342,979.05 = 141,108.54/x
  3. Step 3: Cross multiply
    248,528.51x = 342,979.05 × 141,108.54
  4. Step 4: Simplify right side
    248,528.51x = 48,397,272,996.09
  5. Step 5: Solve for x
    x = 48,397,272,996.09/248,528.51
  6. Step 6: Final answer
    x = 194,735.30

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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.