Home / 199,973.40-299,960.10-168,480.60

Finding the Fourth Proportional to 199,973.40, 299,960.10 and 168,480.60

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Solution

The fourth proportional to 199,973.40, 299,960.10 and 168,480.60 is: 252,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,973.40 : 299,960.10 = 168,480.60 : x
  2. Step 2: Convert to fraction form
    199,973.40/299,960.10 = 168,480.60/x
  3. Step 3: Cross multiply
    199,973.40x = 299,960.10 × 168,480.60
  4. Step 4: Simplify right side
    199,973.40x = 50,537,457,624.06
  5. Step 5: Solve for x
    x = 50,537,457,624.06/199,973.40
  6. Step 6: Final answer
    x = 252,720.90

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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.