Home / 166,776.96-230,041.32-119,057.28

Finding the Fourth Proportional to 166,776.96, 230,041.32 and 119,057.28

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Solution

The fourth proportional to 166,776.96, 230,041.32 and 119,057.28 is: 164,219.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,776.96 : 230,041.32 = 119,057.28 : x
  2. Step 2: Convert to fraction form
    166,776.96/230,041.32 = 119,057.28/x
  3. Step 3: Cross multiply
    166,776.96x = 230,041.32 × 119,057.28
  4. Step 4: Simplify right side
    166,776.96x = 27,388,093,846.81
  5. Step 5: Solve for x
    x = 27,388,093,846.81/166,776.96
  6. Step 6: Final answer
    x = 164,219.89

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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.