Home / 199,267.59-274,990.50-118,698.51

Finding the Fourth Proportional to 199,267.59, 274,990.50 and 118,698.51

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Solution

The fourth proportional to 199,267.59, 274,990.50 and 118,698.51 is: 163,804.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,267.59 : 274,990.50 = 118,698.51 : x
  2. Step 2: Convert to fraction form
    199,267.59/274,990.50 = 118,698.51/x
  3. Step 3: Cross multiply
    199,267.59x = 274,990.50 × 118,698.51
  4. Step 4: Simplify right side
    199,267.59x = 32,640,962,614.16
  5. Step 5: Solve for x
    x = 32,640,962,614.16/199,267.59
  6. Step 6: Final answer
    x = 163,804.67

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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.