Home / 88,676.10-133,015.32-29,511.78

Finding the Fourth Proportional to 88,676.10, 133,015.32 and 29,511.78

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Solution

The fourth proportional to 88,676.10, 133,015.32 and 29,511.78 is: 44,268.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,676.10 : 133,015.32 = 29,511.78 : x
  2. Step 2: Convert to fraction form
    88,676.10/133,015.32 = 29,511.78/x
  3. Step 3: Cross multiply
    88,676.10x = 133,015.32 × 29,511.78
  4. Step 4: Simplify right side
    88,676.10x = 3,925,518,860.47
  5. Step 5: Solve for x
    x = 3,925,518,860.47/88,676.10
  6. Step 6: Final answer
    x = 44,268.06

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1.5x scale

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.