Home / 136,933.60-205,054.80-101,682.40

Finding the Fourth Proportional to 136,933.60, 205,054.80 and 101,682.40

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Solution

The fourth proportional to 136,933.60, 205,054.80 and 101,682.40 is: 152,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,933.60 : 205,054.80 = 101,682.40 : x
  2. Step 2: Convert to fraction form
    136,933.60/205,054.80 = 101,682.40/x
  3. Step 3: Cross multiply
    136,933.60x = 205,054.80 × 101,682.40
  4. Step 4: Simplify right side
    136,933.60x = 20,850,464,195.52
  5. Step 5: Solve for x
    x = 20,850,464,195.52/136,933.60
  6. Step 6: Final answer
    x = 152,266.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.