Home / 81,523.08-112,450.06-58,895.32

Finding the Fourth Proportional to 81,523.08, 112,450.06 and 58,895.32

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Solution

The fourth proportional to 81,523.08, 112,450.06 and 58,895.32 is: 81,238.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,523.08 : 112,450.06 = 58,895.32 : x
  2. Step 2: Convert to fraction form
    81,523.08/112,450.06 = 58,895.32/x
  3. Step 3: Cross multiply
    81,523.08x = 112,450.06 × 58,895.32
  4. Step 4: Simplify right side
    81,523.08x = 6,622,782,267.72
  5. Step 5: Solve for x
    x = 6,622,782,267.72/81,523.08
  6. Step 6: Final answer
    x = 81,238.13

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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.