Home / 199,329.27-275,141.06-118,782.06

Finding the Fourth Proportional to 199,329.27, 275,141.06 and 118,782.06

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Solution

The fourth proportional to 199,329.27, 275,141.06 and 118,782.06 is: 163,958.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,329.27 : 275,141.06 = 118,782.06 : x
  2. Step 2: Convert to fraction form
    199,329.27/275,141.06 = 118,782.06/x
  3. Step 3: Cross multiply
    199,329.27x = 275,141.06 × 118,782.06
  4. Step 4: Simplify right side
    199,329.27x = 32,681,821,303.47
  5. Step 5: Solve for x
    x = 32,681,821,303.47/199,329.27
  6. Step 6: Final answer
    x = 163,958.97

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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.