Home / 117,573.70-162,261.72-66,595.51

Finding the Fourth Proportional to 117,573.70, 162,261.72 and 66,595.51

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Solution

The fourth proportional to 117,573.70, 162,261.72 and 66,595.51 is: 91,907.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,573.70 : 162,261.72 = 66,595.51 : x
  2. Step 2: Convert to fraction form
    117,573.70/162,261.72 = 66,595.51/x
  3. Step 3: Cross multiply
    117,573.70x = 162,261.72 × 66,595.51
  4. Step 4: Simplify right side
    117,573.70x = 10,805,901,996.88
  5. Step 5: Solve for x
    x = 10,805,901,996.88/117,573.70
  6. Step 6: Final answer
    x = 91,907.48

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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.