Home / 181,130.96-271,313.40-114,536.72

Finding the Fourth Proportional to 181,130.96, 271,313.40 and 114,536.72

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Solution

The fourth proportional to 181,130.96, 271,313.40 and 114,536.72 is: 171,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,130.96 : 271,313.40 = 114,536.72 : x
  2. Step 2: Convert to fraction form
    181,130.96/271,313.40 = 114,536.72/x
  3. Step 3: Cross multiply
    181,130.96x = 271,313.40 × 114,536.72
  4. Step 4: Simplify right side
    181,130.96x = 31,075,346,928.05
  5. Step 5: Solve for x
    x = 31,075,346,928.05/181,130.96
  6. Step 6: Final answer
    x = 171,562.87

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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.