Home / 82,181.07-113,409.89-44,455.32

Finding the Fourth Proportional to 82,181.07, 113,409.89 and 44,455.32

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Solution

The fourth proportional to 82,181.07, 113,409.89 and 44,455.32 is: 61,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,181.07 : 113,409.89 = 44,455.32 : x
  2. Step 2: Convert to fraction form
    82,181.07/113,409.89 = 44,455.32/x
  3. Step 3: Cross multiply
    82,181.07x = 113,409.89 × 44,455.32
  4. Step 4: Simplify right side
    82,181.07x = 5,041,672,951.11
  5. Step 5: Solve for x
    x = 5,041,672,951.11/82,181.07
  6. Step 6: Final answer
    x = 61,348.35

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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.