Home / 149,126-223,619.90-55,606.64

Finding the Fourth Proportional to 149,126, 223,619.90 and 55,606.64

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Solution

The fourth proportional to 149,126, 223,619.90 and 55,606.64 is: 83,384.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,126 : 223,619.90 = 55,606.64 : x
  2. Step 2: Convert to fraction form
    149,126/223,619.90 = 55,606.64/x
  3. Step 3: Cross multiply
    149,126x = 223,619.90 × 55,606.64
  4. Step 4: Simplify right side
    149,126x = 12,434,751,276.14
  5. Step 5: Solve for x
    x = 12,434,751,276.14/149,126
  6. Step 6: Final answer
    x = 83,384.19

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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.