Home / 150,652.04-207,899.64-82,669.40

Finding the Fourth Proportional to 150,652.04, 207,899.64 and 82,669.40

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Solution

The fourth proportional to 150,652.04, 207,899.64 and 82,669.40 is: 114,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,652.04 : 207,899.64 = 82,669.40 : x
  2. Step 2: Convert to fraction form
    150,652.04/207,899.64 = 82,669.40/x
  3. Step 3: Cross multiply
    150,652.04x = 207,899.64 × 82,669.40
  4. Step 4: Simplify right side
    150,652.04x = 17,186,938,499.02
  5. Step 5: Solve for x
    x = 17,186,938,499.02/150,652.04
  6. Step 6: Final answer
    x = 114,083.68

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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.