Home / 295,153.20-407,195.64-181,779.12

Finding the Fourth Proportional to 295,153.20, 407,195.64 and 181,779.12

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Solution

The fourth proportional to 295,153.20, 407,195.64 and 181,779.12 is: 250,783.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,153.20 : 407,195.64 = 181,779.12 : x
  2. Step 2: Convert to fraction form
    295,153.20/407,195.64 = 181,779.12/x
  3. Step 3: Cross multiply
    295,153.20x = 407,195.64 × 181,779.12
  4. Step 4: Simplify right side
    295,153.20x = 74,019,665,107.04
  5. Step 5: Solve for x
    x = 74,019,665,107.04/295,153.20
  6. Step 6: Final answer
    x = 250,783.88

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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.