Home / 66,010.27-91,070.24-43,361.45

Finding the Fourth Proportional to 66,010.27, 91,070.24 and 43,361.45

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Solution

The fourth proportional to 66,010.27, 91,070.24 and 43,361.45 is: 59,823.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,010.27 : 91,070.24 = 43,361.45 : x
  2. Step 2: Convert to fraction form
    66,010.27/91,070.24 = 43,361.45/x
  3. Step 3: Cross multiply
    66,010.27x = 91,070.24 × 43,361.45
  4. Step 4: Simplify right side
    66,010.27x = 3,948,937,441.44
  5. Step 5: Solve for x
    x = 3,948,937,441.44/66,010.27
  6. Step 6: Final answer
    x = 59,823.08

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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.