Home / 207,181.67-285,666.14-141,802.03

Finding the Fourth Proportional to 207,181.67, 285,666.14 and 141,802.03

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Solution

The fourth proportional to 207,181.67, 285,666.14 and 141,802.03 is: 195,519.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,181.67 : 285,666.14 = 141,802.03 : x
  2. Step 2: Convert to fraction form
    207,181.67/285,666.14 = 141,802.03/x
  3. Step 3: Cross multiply
    207,181.67x = 285,666.14 × 141,802.03
  4. Step 4: Simplify right side
    207,181.67x = 40,508,037,658.98
  5. Step 5: Solve for x
    x = 40,508,037,658.98/207,181.67
  6. Step 6: Final answer
    x = 195,519.41

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1.5x scale

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.