Home / 132,250.12-182,504.58-71,820.28

Finding the Fourth Proportional to 132,250.12, 182,504.58 and 71,820.28

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Solution

The fourth proportional to 132,250.12, 182,504.58 and 71,820.28 is: 99,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,250.12 : 182,504.58 = 71,820.28 : x
  2. Step 2: Convert to fraction form
    132,250.12/182,504.58 = 71,820.28/x
  3. Step 3: Cross multiply
    132,250.12x = 182,504.58 × 71,820.28
  4. Step 4: Simplify right side
    132,250.12x = 13,107,530,036.88
  5. Step 5: Solve for x
    x = 13,107,530,036.88/132,250.12
  6. Step 6: Final answer
    x = 99,111.67

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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.