Home / 71,398.22-98,529.35-39,567.33

Finding the Fourth Proportional to 71,398.22, 98,529.35 and 39,567.33

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Solution

The fourth proportional to 71,398.22, 98,529.35 and 39,567.33 is: 54,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,398.22 : 98,529.35 = 39,567.33 : x
  2. Step 2: Convert to fraction form
    71,398.22/98,529.35 = 39,567.33/x
  3. Step 3: Cross multiply
    71,398.22x = 98,529.35 × 39,567.33
  4. Step 4: Simplify right side
    71,398.22x = 3,898,543,108.30
  5. Step 5: Solve for x
    x = 3,898,543,108.30/71,398.22
  6. Step 6: Final answer
    x = 54,602.81

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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.