Home / 181,420.56-250,355.52-100,846.08

Finding the Fourth Proportional to 181,420.56, 250,355.52 and 100,846.08

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Solution

The fourth proportional to 181,420.56, 250,355.52 and 100,846.08 is: 139,164.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,420.56 : 250,355.52 = 100,846.08 : x
  2. Step 2: Convert to fraction form
    181,420.56/250,355.52 = 100,846.08/x
  3. Step 3: Cross multiply
    181,420.56x = 250,355.52 × 100,846.08
  4. Step 4: Simplify right side
    181,420.56x = 25,247,372,798.36
  5. Step 5: Solve for x
    x = 25,247,372,798.36/181,420.56
  6. Step 6: Final answer
    x = 139,164.89

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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.