Home / 181,436.88-250,013.63-140,351.40

Finding the Fourth Proportional to 181,436.88, 250,013.63 and 140,351.40

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Solution

The fourth proportional to 181,436.88, 250,013.63 and 140,351.40 is: 193,399.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,436.88 : 250,013.63 = 140,351.40 : x
  2. Step 2: Convert to fraction form
    181,436.88/250,013.63 = 140,351.40/x
  3. Step 3: Cross multiply
    181,436.88x = 250,013.63 × 140,351.40
  4. Step 4: Simplify right side
    181,436.88x = 35,089,762,989.58
  5. Step 5: Solve for x
    x = 35,089,762,989.58/181,436.88
  6. Step 6: Final answer
    x = 193,399.29

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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.