Home / 112,546.53-168,770.57-53,399.07

Finding the Fourth Proportional to 112,546.53, 168,770.57 and 53,399.07

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Solution

The fourth proportional to 112,546.53, 168,770.57 and 53,399.07 is: 80,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,546.53 : 168,770.57 = 53,399.07 : x
  2. Step 2: Convert to fraction form
    112,546.53/168,770.57 = 53,399.07/x
  3. Step 3: Cross multiply
    112,546.53x = 168,770.57 × 53,399.07
  4. Step 4: Simplify right side
    112,546.53x = 9,012,191,214.37
  5. Step 5: Solve for x
    x = 9,012,191,214.37/112,546.53
  6. Step 6: Final answer
    x = 80,075.25

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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.