Home / 174,411.90-261,704.25-69,228.54

Finding the Fourth Proportional to 174,411.90, 261,704.25 and 69,228.54

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Solution

The fourth proportional to 174,411.90, 261,704.25 and 69,228.54 is: 103,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,411.90 : 261,704.25 = 69,228.54 : x
  2. Step 2: Convert to fraction form
    174,411.90/261,704.25 = 69,228.54/x
  3. Step 3: Cross multiply
    174,411.90x = 261,704.25 × 69,228.54
  4. Step 4: Simplify right side
    174,411.90x = 18,117,403,139.30
  5. Step 5: Solve for x
    x = 18,117,403,139.30/174,411.90
  6. Step 6: Final answer
    x = 103,877.10

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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.