Home / 55,000.10-75,900.17-29,849.60

Finding the Fourth Proportional to 55,000.10, 75,900.17 and 29,849.60

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Solution

The fourth proportional to 55,000.10, 75,900.17 and 29,849.60 is: 41,192.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,000.10 : 75,900.17 = 29,849.60 : x
  2. Step 2: Convert to fraction form
    55,000.10/75,900.17 = 29,849.60/x
  3. Step 3: Cross multiply
    55,000.10x = 75,900.17 × 29,849.60
  4. Step 4: Simplify right side
    55,000.10x = 2,265,589,809.11
  5. Step 5: Solve for x
    x = 2,265,589,809.11/55,000.10
  6. Step 6: Final answer
    x = 41,192.47

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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.