Home / 117,815.63-162,596.39-66,844.95

Finding the Fourth Proportional to 117,815.63, 162,596.39 and 66,844.95

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Solution

The fourth proportional to 117,815.63, 162,596.39 and 66,844.95 is: 92,252.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,815.63 : 162,596.39 = 66,844.95 : x
  2. Step 2: Convert to fraction form
    117,815.63/162,596.39 = 66,844.95/x
  3. Step 3: Cross multiply
    117,815.63x = 162,596.39 × 66,844.95
  4. Step 4: Simplify right side
    117,815.63x = 10,868,747,225.51
  5. Step 5: Solve for x
    x = 10,868,747,225.51/117,815.63
  6. Step 6: Final answer
    x = 92,252.17

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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.