Home / 75,160.04-103,684.58-49,676.36

Finding the Fourth Proportional to 75,160.04, 103,684.58 and 49,676.36

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Solution

The fourth proportional to 75,160.04, 103,684.58 and 49,676.36 is: 68,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,160.04 : 103,684.58 = 49,676.36 : x
  2. Step 2: Convert to fraction form
    75,160.04/103,684.58 = 49,676.36/x
  3. Step 3: Cross multiply
    75,160.04x = 103,684.58 × 49,676.36
  4. Step 4: Simplify right side
    75,160.04x = 5,150,672,522.53
  5. Step 5: Solve for x
    x = 5,150,672,522.53/75,160.04
  6. Step 6: Final answer
    x = 68,529.40

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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.