Home / 97,166.70-134,151.96-79,304.34

Finding the Fourth Proportional to 97,166.70, 134,151.96 and 79,304.34

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Solution

The fourth proportional to 97,166.70, 134,151.96 and 79,304.34 is: 109,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,166.70 : 134,151.96 = 79,304.34 : x
  2. Step 2: Convert to fraction form
    97,166.70/134,151.96 = 79,304.34/x
  3. Step 3: Cross multiply
    97,166.70x = 134,151.96 × 79,304.34
  4. Step 4: Simplify right side
    97,166.70x = 10,638,832,647.51
  5. Step 5: Solve for x
    x = 10,638,832,647.51/97,166.70
  6. Step 6: Final answer
    x = 109,490.52

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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.