Home / 79,907.27-119,746.67-58,680.81

Finding the Fourth Proportional to 79,907.27, 119,746.67 and 58,680.81

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Solution

The fourth proportional to 79,907.27, 119,746.67 and 58,680.81 is: 87,937.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,907.27 : 119,746.67 = 58,680.81 : x
  2. Step 2: Convert to fraction form
    79,907.27/119,746.67 = 58,680.81/x
  3. Step 3: Cross multiply
    79,907.27x = 119,746.67 × 58,680.81
  4. Step 4: Simplify right side
    79,907.27x = 7,026,831,297.00
  5. Step 5: Solve for x
    x = 7,026,831,297.00/79,907.27
  6. Step 6: Final answer
    x = 87,937.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.