Home / 85,093.08-117,431.24-46,856.58

Finding the Fourth Proportional to 85,093.08, 117,431.24 and 46,856.58

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Solution

The fourth proportional to 85,093.08, 117,431.24 and 46,856.58 is: 64,663.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,093.08 : 117,431.24 = 46,856.58 : x
  2. Step 2: Convert to fraction form
    85,093.08/117,431.24 = 46,856.58/x
  3. Step 3: Cross multiply
    85,093.08x = 117,431.24 × 46,856.58
  4. Step 4: Simplify right side
    85,093.08x = 5,502,426,291.56
  5. Step 5: Solve for x
    x = 5,502,426,291.56/85,093.08
  6. Step 6: Final answer
    x = 64,663.62

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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.