Home / 174,022.60-261,033.90-118,726.60

Finding the Fourth Proportional to 174,022.60, 261,033.90 and 118,726.60

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Solution

The fourth proportional to 174,022.60, 261,033.90 and 118,726.60 is: 178,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,022.60 : 261,033.90 = 118,726.60 : x
  2. Step 2: Convert to fraction form
    174,022.60/261,033.90 = 118,726.60/x
  3. Step 3: Cross multiply
    174,022.60x = 261,033.90 × 118,726.60
  4. Step 4: Simplify right side
    174,022.60x = 30,991,667,431.74
  5. Step 5: Solve for x
    x = 30,991,667,431.74/174,022.60
  6. Step 6: Final answer
    x = 178,089.90

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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.