Home / 185,842.47-256,442.04-103,054.38

Finding the Fourth Proportional to 185,842.47, 256,442.04 and 103,054.38

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Solution

The fourth proportional to 185,842.47, 256,442.04 and 103,054.38 is: 142,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,842.47 : 256,442.04 = 103,054.38 : x
  2. Step 2: Convert to fraction form
    185,842.47/256,442.04 = 103,054.38/x
  3. Step 3: Cross multiply
    185,842.47x = 256,442.04 × 103,054.38
  4. Step 4: Simplify right side
    185,842.47x = 26,427,475,438.14
  5. Step 5: Solve for x
    x = 26,427,475,438.14/185,842.47
  6. Step 6: Final answer
    x = 142,203.64

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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.