Home / 71,001.48-97,986.79-40,796.58

Finding the Fourth Proportional to 71,001.48, 97,986.79 and 40,796.58

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Solution

The fourth proportional to 71,001.48, 97,986.79 and 40,796.58 is: 56,302.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,001.48 : 97,986.79 = 40,796.58 : x
  2. Step 2: Convert to fraction form
    71,001.48/97,986.79 = 40,796.58/x
  3. Step 3: Cross multiply
    71,001.48x = 97,986.79 × 40,796.58
  4. Step 4: Simplify right side
    71,001.48x = 3,997,525,427.24
  5. Step 5: Solve for x
    x = 3,997,525,427.24/71,001.48
  6. Step 6: Final answer
    x = 56,302.01

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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.