Home / 112,405.88-168,620.15-36,501.23

Finding the Fourth Proportional to 112,405.88, 168,620.15 and 36,501.23

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Solution

The fourth proportional to 112,405.88, 168,620.15 and 36,501.23 is: 54,755.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,405.88 : 168,620.15 = 36,501.23 : x
  2. Step 2: Convert to fraction form
    112,405.88/168,620.15 = 36,501.23/x
  3. Step 3: Cross multiply
    112,405.88x = 168,620.15 × 36,501.23
  4. Step 4: Simplify right side
    112,405.88x = 6,154,843,185.27
  5. Step 5: Solve for x
    x = 6,154,843,185.27/112,405.88
  6. Step 6: Final answer
    x = 54,755.53

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1.5x scale

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.