Home / 72,961.88-100,703.06-46,087.29

Finding the Fourth Proportional to 72,961.88, 100,703.06 and 46,087.29

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Solution

The fourth proportional to 72,961.88, 100,703.06 and 46,087.29 is: 63,610.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,961.88 : 100,703.06 = 46,087.29 : x
  2. Step 2: Convert to fraction form
    72,961.88/100,703.06 = 46,087.29/x
  3. Step 3: Cross multiply
    72,961.88x = 100,703.06 × 46,087.29
  4. Step 4: Simplify right side
    72,961.88x = 4,641,130,899.67
  5. Step 5: Solve for x
    x = 4,641,130,899.67/72,961.88
  6. Step 6: Final answer
    x = 63,610.36

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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.