Home / 151,231.67-208,692.54-83,247.24

Finding the Fourth Proportional to 151,231.67, 208,692.54 and 83,247.24

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Solution

The fourth proportional to 151,231.67, 208,692.54 and 83,247.24 is: 114,877.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,231.67 : 208,692.54 = 83,247.24 : x
  2. Step 2: Convert to fraction form
    151,231.67/208,692.54 = 83,247.24/x
  3. Step 3: Cross multiply
    151,231.67x = 208,692.54 × 83,247.24
  4. Step 4: Simplify right side
    151,231.67x = 17,373,078,328.51
  5. Step 5: Solve for x
    x = 17,373,078,328.51/151,231.67
  6. Step 6: Final answer
    x = 114,877.25

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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.