Home / 112,525.65-168,493.23-72,962.82

Finding the Fourth Proportional to 112,525.65, 168,493.23 and 72,962.82

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Solution

The fourth proportional to 112,525.65, 168,493.23 and 72,962.82 is: 109,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,525.65 : 168,493.23 = 72,962.82 : x
  2. Step 2: Convert to fraction form
    112,525.65/168,493.23 = 72,962.82/x
  3. Step 3: Cross multiply
    112,525.65x = 168,493.23 × 72,962.82
  4. Step 4: Simplify right side
    112,525.65x = 12,293,741,211.71
  5. Step 5: Solve for x
    x = 12,293,741,211.71/112,525.65
  6. Step 6: Final answer
    x = 109,252.79

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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.