Home / 140,054.06-193,277.21-76,394.14

Finding the Fourth Proportional to 140,054.06, 193,277.21 and 76,394.14

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Solution

The fourth proportional to 140,054.06, 193,277.21 and 76,394.14 is: 105,425.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,054.06 : 193,277.21 = 76,394.14 : x
  2. Step 2: Convert to fraction form
    140,054.06/193,277.21 = 76,394.14/x
  3. Step 3: Cross multiply
    140,054.06x = 193,277.21 × 76,394.14
  4. Step 4: Simplify right side
    140,054.06x = 14,765,246,239.55
  5. Step 5: Solve for x
    x = 14,765,246,239.55/140,054.06
  6. Step 6: Final answer
    x = 105,425.34

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1.5x scale

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.