Home / 63,980.67-88,295.22-35,685.75

Finding the Fourth Proportional to 63,980.67, 88,295.22 and 35,685.75

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Solution

The fourth proportional to 63,980.67, 88,295.22 and 35,685.75 is: 49,247.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,980.67 : 88,295.22 = 35,685.75 : x
  2. Step 2: Convert to fraction form
    63,980.67/88,295.22 = 35,685.75/x
  3. Step 3: Cross multiply
    63,980.67x = 88,295.22 × 35,685.75
  4. Step 4: Simplify right side
    63,980.67x = 3,150,881,147.12
  5. Step 5: Solve for x
    x = 3,150,881,147.12/63,980.67
  6. Step 6: Final answer
    x = 49,247.39

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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.