Home / 186,760.44-257,728.32-101,877.48

Finding the Fourth Proportional to 186,760.44, 257,728.32 and 101,877.48

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Solution

The fourth proportional to 186,760.44, 257,728.32 and 101,877.48 is: 140,590.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,760.44 : 257,728.32 = 101,877.48 : x
  2. Step 2: Convert to fraction form
    186,760.44/257,728.32 = 101,877.48/x
  3. Step 3: Cross multiply
    186,760.44x = 257,728.32 × 101,877.48
  4. Step 4: Simplify right side
    186,760.44x = 26,256,711,766.23
  5. Step 5: Solve for x
    x = 26,256,711,766.23/186,760.44
  6. Step 6: Final answer
    x = 140,590.33

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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.