Home / 85,162.22-117,527.49-47,436.46

Finding the Fourth Proportional to 85,162.22, 117,527.49 and 47,436.46

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Solution

The fourth proportional to 85,162.22, 117,527.49 and 47,436.46 is: 65,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,162.22 : 117,527.49 = 47,436.46 : x
  2. Step 2: Convert to fraction form
    85,162.22/117,527.49 = 47,436.46/x
  3. Step 3: Cross multiply
    85,162.22x = 117,527.49 × 47,436.46
  4. Step 4: Simplify right side
    85,162.22x = 5,575,088,078.29
  5. Step 5: Solve for x
    x = 5,575,088,078.29/85,162.22
  6. Step 6: Final answer
    x = 65,464.33

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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.