Home / 132,219.12-182,482.32-84,504.24

Finding the Fourth Proportional to 132,219.12, 182,482.32 and 84,504.24

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Solution

The fourth proportional to 132,219.12, 182,482.32 and 84,504.24 is: 116,628.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,219.12 : 182,482.32 = 84,504.24 : x
  2. Step 2: Convert to fraction form
    132,219.12/182,482.32 = 84,504.24/x
  3. Step 3: Cross multiply
    132,219.12x = 182,482.32 × 84,504.24
  4. Step 4: Simplify right side
    132,219.12x = 15,420,529,765.04
  5. Step 5: Solve for x
    x = 15,420,529,765.04/132,219.12
  6. Step 6: Final answer
    x = 116,628.59

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1.5x scale

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.