Home / 132,465.30-182,771-89,523.56

Finding the Fourth Proportional to 132,465.30, 182,771 and 89,523.56

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Solution

The fourth proportional to 132,465.30, 182,771 and 89,523.56 is: 123,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,465.30 : 182,771 = 89,523.56 : x
  2. Step 2: Convert to fraction form
    132,465.30/182,771 = 89,523.56/x
  3. Step 3: Cross multiply
    132,465.30x = 182,771 × 89,523.56
  4. Step 4: Simplify right side
    132,465.30x = 16,362,310,584.76
  5. Step 5: Solve for x
    x = 16,362,310,584.76/132,465.30
  6. Step 6: Final answer
    x = 123,521.49

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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.