Home / 185,973.30-256,643.32-101,090.36

Finding the Fourth Proportional to 185,973.30, 256,643.32 and 101,090.36

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Solution

The fourth proportional to 185,973.30, 256,643.32 and 101,090.36 is: 139,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,973.30 : 256,643.32 = 101,090.36 : x
  2. Step 2: Convert to fraction form
    185,973.30/256,643.32 = 101,090.36/x
  3. Step 3: Cross multiply
    185,973.30x = 256,643.32 × 101,090.36
  4. Step 4: Simplify right side
    185,973.30x = 25,944,166,188.82
  5. Step 5: Solve for x
    x = 25,944,166,188.82/185,973.30
  6. Step 6: Final answer
    x = 139,504.79

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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.