Home / 132,500.16-182,809.32-80,828.18

Finding the Fourth Proportional to 132,500.16, 182,809.32 and 80,828.18

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Solution

The fourth proportional to 132,500.16, 182,809.32 and 80,828.18 is: 111,517.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,500.16 : 182,809.32 = 80,828.18 : x
  2. Step 2: Convert to fraction form
    132,500.16/182,809.32 = 80,828.18/x
  3. Step 3: Cross multiply
    132,500.16x = 182,809.32 × 80,828.18
  4. Step 4: Simplify right side
    132,500.16x = 14,776,144,622.64
  5. Step 5: Solve for x
    x = 14,776,144,622.64/132,500.16
  6. Step 6: Final answer
    x = 111,517.94

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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.