Home / 66,449.03-91,672.56-40,594.23

Finding the Fourth Proportional to 66,449.03, 91,672.56 and 40,594.23

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Solution

The fourth proportional to 66,449.03, 91,672.56 and 40,594.23 is: 56,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,449.03 : 91,672.56 = 40,594.23 : x
  2. Step 2: Convert to fraction form
    66,449.03/91,672.56 = 40,594.23/x
  3. Step 3: Cross multiply
    66,449.03x = 91,672.56 × 40,594.23
  4. Step 4: Simplify right side
    66,449.03x = 3,721,376,985.33
  5. Step 5: Solve for x
    x = 3,721,376,985.33/66,449.03
  6. Step 6: Final answer
    x = 56,003.49

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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.