Home / 181,173.40-250,014.48-100,598.56

Finding the Fourth Proportional to 181,173.40, 250,014.48 and 100,598.56

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Solution

The fourth proportional to 181,173.40, 250,014.48 and 100,598.56 is: 138,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,173.40 : 250,014.48 = 100,598.56 : x
  2. Step 2: Convert to fraction form
    181,173.40/250,014.48 = 100,598.56/x
  3. Step 3: Cross multiply
    181,173.40x = 250,014.48 × 100,598.56
  4. Step 4: Simplify right side
    181,173.40x = 25,151,096,667.15
  5. Step 5: Solve for x
    x = 25,151,096,667.15/181,173.40
  6. Step 6: Final answer
    x = 138,823.34

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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.