Home / 132,498.16-182,830.85-89,571.05

Finding the Fourth Proportional to 132,498.16, 182,830.85 and 89,571.05

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Solution

The fourth proportional to 132,498.16, 182,830.85 and 89,571.05 is: 123,596.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,498.16 : 182,830.85 = 89,571.05 : x
  2. Step 2: Convert to fraction form
    132,498.16/182,830.85 = 89,571.05/x
  3. Step 3: Cross multiply
    132,498.16x = 182,830.85 × 89,571.05
  4. Step 4: Simplify right side
    132,498.16x = 16,376,351,216.11
  5. Step 5: Solve for x
    x = 16,376,351,216.11/132,498.16
  6. Step 6: Final answer
    x = 123,596.82

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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.