Home / 94,193.01-129,985.81-51,172.16

Finding the Fourth Proportional to 94,193.01, 129,985.81 and 51,172.16

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Solution

The fourth proportional to 94,193.01, 129,985.81 and 51,172.16 is: 70,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,193.01 : 129,985.81 = 51,172.16 : x
  2. Step 2: Convert to fraction form
    94,193.01/129,985.81 = 51,172.16/x
  3. Step 3: Cross multiply
    94,193.01x = 129,985.81 × 51,172.16
  4. Step 4: Simplify right side
    94,193.01x = 6,651,654,177.03
  5. Step 5: Solve for x
    x = 6,651,654,177.03/94,193.01
  6. Step 6: Final answer
    x = 70,617.28

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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.