Home / 112,314.08-154,992.48-62,012

Finding the Fourth Proportional to 112,314.08, 154,992.48 and 62,012

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Solution

The fourth proportional to 112,314.08, 154,992.48 and 62,012 is: 85,576.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,314.08 : 154,992.48 = 62,012 : x
  2. Step 2: Convert to fraction form
    112,314.08/154,992.48 = 62,012/x
  3. Step 3: Cross multiply
    112,314.08x = 154,992.48 × 62,012
  4. Step 4: Simplify right side
    112,314.08x = 9,611,393,669.76
  5. Step 5: Solve for x
    x = 9,611,393,669.76/112,314.08
  6. Step 6: Final answer
    x = 85,576.04

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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.