Home / 112,623.96-168,974.58-42,523.32

Finding the Fourth Proportional to 112,623.96, 168,974.58 and 42,523.32

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Solution

The fourth proportional to 112,623.96, 168,974.58 and 42,523.32 is: 63,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,623.96 : 168,974.58 = 42,523.32 : x
  2. Step 2: Convert to fraction form
    112,623.96/168,974.58 = 42,523.32/x
  3. Step 3: Cross multiply
    112,623.96x = 168,974.58 × 42,523.32
  4. Step 4: Simplify right side
    112,623.96x = 7,185,360,137.21
  5. Step 5: Solve for x
    x = 7,185,360,137.21/112,623.96
  6. Step 6: Final answer
    x = 63,799.57

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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.