Home / 181,451.40-272,112.30-63,126.60

Finding the Fourth Proportional to 181,451.40, 272,112.30 and 63,126.60

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Solution

The fourth proportional to 181,451.40, 272,112.30 and 63,126.60 is: 94,667.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,451.40 : 272,112.30 = 63,126.60 : x
  2. Step 2: Convert to fraction form
    181,451.40/272,112.30 = 63,126.60/x
  3. Step 3: Cross multiply
    181,451.40x = 272,112.30 × 63,126.60
  4. Step 4: Simplify right side
    181,451.40x = 17,177,524,317.18
  5. Step 5: Solve for x
    x = 17,177,524,317.18/181,451.40
  6. Step 6: Final answer
    x = 94,667.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.