Home / 174,938.60-262,407.90-165,315.80

Finding the Fourth Proportional to 174,938.60, 262,407.90 and 165,315.80

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Solution

The fourth proportional to 174,938.60, 262,407.90 and 165,315.80 is: 247,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,938.60 : 262,407.90 = 165,315.80 : x
  2. Step 2: Convert to fraction form
    174,938.60/262,407.90 = 165,315.80/x
  3. Step 3: Cross multiply
    174,938.60x = 262,407.90 × 165,315.80
  4. Step 4: Simplify right side
    174,938.60x = 43,380,171,914.82
  5. Step 5: Solve for x
    x = 43,380,171,914.82/174,938.60
  6. Step 6: Final answer
    x = 247,973.70

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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.