Home / 213,577.30-294,749.30-122,931.01

Finding the Fourth Proportional to 213,577.30, 294,749.30 and 122,931.01

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Solution

The fourth proportional to 213,577.30, 294,749.30 and 122,931.01 is: 169,652.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,577.30 : 294,749.30 = 122,931.01 : x
  2. Step 2: Convert to fraction form
    213,577.30/294,749.30 = 122,931.01/x
  3. Step 3: Cross multiply
    213,577.30x = 294,749.30 × 122,931.01
  4. Step 4: Simplify right side
    213,577.30x = 36,233,827,057.39
  5. Step 5: Solve for x
    x = 36,233,827,057.39/213,577.30
  6. Step 6: Final answer
    x = 169,652.06

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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.