Home / 155,408.98-233,113.47-111,122.23

Finding the Fourth Proportional to 155,408.98, 233,113.47 and 111,122.23

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Solution

The fourth proportional to 155,408.98, 233,113.47 and 111,122.23 is: 166,683.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,408.98 : 233,113.47 = 111,122.23 : x
  2. Step 2: Convert to fraction form
    155,408.98/233,113.47 = 111,122.23/x
  3. Step 3: Cross multiply
    155,408.98x = 233,113.47 × 111,122.23
  4. Step 4: Simplify right side
    155,408.98x = 25,904,088,379.57
  5. Step 5: Solve for x
    x = 25,904,088,379.57/155,408.98
  6. Step 6: Final answer
    x = 166,683.34

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Double scale
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1.5x scale

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.