Home / 90,223.53-124,504.03-51,462.89

Finding the Fourth Proportional to 90,223.53, 124,504.03 and 51,462.89

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Solution

The fourth proportional to 90,223.53, 124,504.03 and 51,462.89 is: 71,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,223.53 : 124,504.03 = 51,462.89 : x
  2. Step 2: Convert to fraction form
    90,223.53/124,504.03 = 51,462.89/x
  3. Step 3: Cross multiply
    90,223.53x = 124,504.03 × 51,462.89
  4. Step 4: Simplify right side
    90,223.53x = 6,407,337,200.45
  5. Step 5: Solve for x
    x = 6,407,337,200.45/90,223.53
  6. Step 6: Final answer
    x = 71,016.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.