Home / 132,467.06-182,872.20-102,184.40

Finding the Fourth Proportional to 132,467.06, 182,872.20 and 102,184.40

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Solution

The fourth proportional to 132,467.06, 182,872.20 and 102,184.40 is: 141,066.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,467.06 : 182,872.20 = 102,184.40 : x
  2. Step 2: Convert to fraction form
    132,467.06/182,872.20 = 102,184.40/x
  3. Step 3: Cross multiply
    132,467.06x = 182,872.20 × 102,184.40
  4. Step 4: Simplify right side
    132,467.06x = 18,686,686,033.68
  5. Step 5: Solve for x
    x = 18,686,686,033.68/132,467.06
  6. Step 6: Final answer
    x = 141,066.66

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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.