Home / 123,322.05-170,184.87-66,733.42

Finding the Fourth Proportional to 123,322.05, 170,184.87 and 66,733.42

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Solution

The fourth proportional to 123,322.05, 170,184.87 and 66,733.42 is: 92,092.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,322.05 : 170,184.87 = 66,733.42 : x
  2. Step 2: Convert to fraction form
    123,322.05/170,184.87 = 66,733.42/x
  3. Step 3: Cross multiply
    123,322.05x = 170,184.87 × 66,733.42
  4. Step 4: Simplify right side
    123,322.05x = 11,357,018,407.36
  5. Step 5: Solve for x
    x = 11,357,018,407.36/123,322.05
  6. Step 6: Final answer
    x = 92,092.36

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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.