Home / 174,913.40-262,499.70-69,807.80

Finding the Fourth Proportional to 174,913.40, 262,499.70 and 69,807.80

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Solution

The fourth proportional to 174,913.40, 262,499.70 and 69,807.80 is: 104,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,913.40 : 262,499.70 = 69,807.80 : x
  2. Step 2: Convert to fraction form
    174,913.40/262,499.70 = 69,807.80/x
  3. Step 3: Cross multiply
    174,913.40x = 262,499.70 × 69,807.80
  4. Step 4: Simplify right side
    174,913.40x = 18,324,526,557.66
  5. Step 5: Solve for x
    x = 18,324,526,557.66/174,913.40
  6. Step 6: Final answer
    x = 104,763.42

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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.