Home / 117,546.59-162,216.23-66,557.98

Finding the Fourth Proportional to 117,546.59, 162,216.23 and 66,557.98

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Solution

The fourth proportional to 117,546.59, 162,216.23 and 66,557.98 is: 91,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,546.59 : 162,216.23 = 66,557.98 : x
  2. Step 2: Convert to fraction form
    117,546.59/162,216.23 = 66,557.98/x
  3. Step 3: Cross multiply
    117,546.59x = 162,216.23 × 66,557.98
  4. Step 4: Simplify right side
    117,546.59x = 10,796,783,780.93
  5. Step 5: Solve for x
    x = 10,796,783,780.93/117,546.59
  6. Step 6: Final answer
    x = 91,851.10

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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.