Home / 174,448.80-261,759.60-99,626.40

Finding the Fourth Proportional to 174,448.80, 261,759.60 and 99,626.40

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Solution

The fourth proportional to 174,448.80, 261,759.60 and 99,626.40 is: 149,488.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,448.80 : 261,759.60 = 99,626.40 : x
  2. Step 2: Convert to fraction form
    174,448.80/261,759.60 = 99,626.40/x
  3. Step 3: Cross multiply
    174,448.80x = 261,759.60 × 99,626.40
  4. Step 4: Simplify right side
    174,448.80x = 26,078,166,613.44
  5. Step 5: Solve for x
    x = 26,078,166,613.44/174,448.80
  6. Step 6: Final answer
    x = 149,488.94

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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.