Home / 174,983.40-262,604.70-69,877.80

Finding the Fourth Proportional to 174,983.40, 262,604.70 and 69,877.80

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Solution

The fourth proportional to 174,983.40, 262,604.70 and 69,877.80 is: 104,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,983.40 : 262,604.70 = 69,877.80 : x
  2. Step 2: Convert to fraction form
    174,983.40/262,604.70 = 69,877.80/x
  3. Step 3: Cross multiply
    174,983.40x = 262,604.70 × 69,877.80
  4. Step 4: Simplify right side
    174,983.40x = 18,350,238,705.66
  5. Step 5: Solve for x
    x = 18,350,238,705.66/174,983.40
  6. Step 6: Final answer
    x = 104,868.45

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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.