Home / 123,515.96-170,452.62-66,927.32

Finding the Fourth Proportional to 123,515.96, 170,452.62 and 66,927.32

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Solution

The fourth proportional to 123,515.96, 170,452.62 and 66,927.32 is: 92,360.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,515.96 : 170,452.62 = 66,927.32 : x
  2. Step 2: Convert to fraction form
    123,515.96/170,452.62 = 66,927.32/x
  3. Step 3: Cross multiply
    123,515.96x = 170,452.62 × 66,927.32
  4. Step 4: Simplify right side
    123,515.96x = 11,407,937,043.58
  5. Step 5: Solve for x
    x = 11,407,937,043.58/123,515.96
  6. Step 6: Final answer
    x = 92,360.02

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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.