Home / 132,380.75-182,684.59-75,803.06

Finding the Fourth Proportional to 132,380.75, 182,684.59 and 75,803.06

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Solution

The fourth proportional to 132,380.75, 182,684.59 and 75,803.06 is: 104,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,380.75 : 182,684.59 = 75,803.06 : x
  2. Step 2: Convert to fraction form
    132,380.75/182,684.59 = 75,803.06/x
  3. Step 3: Cross multiply
    132,380.75x = 182,684.59 × 75,803.06
  4. Step 4: Simplify right side
    132,380.75x = 13,848,051,204.05
  5. Step 5: Solve for x
    x = 13,848,051,204.05/132,380.75
  6. Step 6: Final answer
    x = 104,607.74

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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.