Home / 302,020.43-452,747.70-102,200.93

Finding the Fourth Proportional to 302,020.43, 452,747.70 and 102,200.93

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Solution

The fourth proportional to 302,020.43, 452,747.70 and 102,200.93 is: 153,205.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,020.43 : 452,747.70 = 102,200.93 : x
  2. Step 2: Convert to fraction form
    302,020.43/452,747.70 = 102,200.93/x
  3. Step 3: Cross multiply
    302,020.43x = 452,747.70 × 102,200.93
  4. Step 4: Simplify right side
    302,020.43x = 46,271,233,731.62
  5. Step 5: Solve for x
    x = 46,271,233,731.62/302,020.43
  6. Step 6: Final answer
    x = 153,205.64

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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.