Home / 71,001.23-97,986.45-40,796.33

Finding the Fourth Proportional to 71,001.23, 97,986.45 and 40,796.33

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Solution

The fourth proportional to 71,001.23, 97,986.45 and 40,796.33 is: 56,301.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,001.23 : 97,986.45 = 40,796.33 : x
  2. Step 2: Convert to fraction form
    71,001.23/97,986.45 = 40,796.33/x
  3. Step 3: Cross multiply
    71,001.23x = 97,986.45 × 40,796.33
  4. Step 4: Simplify right side
    71,001.23x = 3,997,487,059.80
  5. Step 5: Solve for x
    x = 3,997,487,059.80/71,001.23
  6. Step 6: Final answer
    x = 56,301.66

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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.