Home / 180,181.24-248,650.08-98,509.78

Finding the Fourth Proportional to 180,181.24, 248,650.08 and 98,509.78

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Solution

The fourth proportional to 180,181.24, 248,650.08 and 98,509.78 is: 135,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,181.24 : 248,650.08 = 98,509.78 : x
  2. Step 2: Convert to fraction form
    180,181.24/248,650.08 = 98,509.78/x
  3. Step 3: Cross multiply
    180,181.24x = 248,650.08 × 98,509.78
  4. Step 4: Simplify right side
    180,181.24x = 24,494,464,677.78
  5. Step 5: Solve for x
    x = 24,494,464,677.78/180,181.24
  6. Step 6: Final answer
    x = 135,943.48

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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.