Home / 254,827.60-351,631.56-140,087.32

Finding the Fourth Proportional to 254,827.60, 351,631.56 and 140,087.32

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Solution

The fourth proportional to 254,827.60, 351,631.56 and 140,087.32 is: 193,303.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,827.60 : 351,631.56 = 140,087.32 : x
  2. Step 2: Convert to fraction form
    254,827.60/351,631.56 = 140,087.32/x
  3. Step 3: Cross multiply
    254,827.60x = 351,631.56 × 140,087.32
  4. Step 4: Simplify right side
    254,827.60x = 49,259,122,867.82
  5. Step 5: Solve for x
    x = 49,259,122,867.82/254,827.60
  6. Step 6: Final answer
    x = 193,303.72

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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.