Home / 236,743.40-355,333.80-118,499.60

Finding the Fourth Proportional to 236,743.40, 355,333.80 and 118,499.60

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Solution

The fourth proportional to 236,743.40, 355,333.80 and 118,499.60 is: 177,858.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,743.40 : 355,333.80 = 118,499.60 : x
  2. Step 2: Convert to fraction form
    236,743.40/355,333.80 = 118,499.60/x
  3. Step 3: Cross multiply
    236,743.40x = 355,333.80 × 118,499.60
  4. Step 4: Simplify right side
    236,743.40x = 42,106,913,166.48
  5. Step 5: Solve for x
    x = 42,106,913,166.48/236,743.40
  6. Step 6: Final answer
    x = 177,858.87

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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.