Home / 158,745.40-237,923.70-69,904.60

Finding the Fourth Proportional to 158,745.40, 237,923.70 and 69,904.60

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Solution

The fourth proportional to 158,745.40, 237,923.70 and 69,904.60 is: 104,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,745.40 : 237,923.70 = 69,904.60 : x
  2. Step 2: Convert to fraction form
    158,745.40/237,923.70 = 69,904.60/x
  3. Step 3: Cross multiply
    158,745.40x = 237,923.70 × 69,904.60
  4. Step 4: Simplify right side
    158,745.40x = 16,631,961,079.02
  5. Step 5: Solve for x
    x = 16,631,961,079.02/158,745.40
  6. Step 6: Final answer
    x = 104,771.29

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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.