Home / 57,646.75-79,552.52-31,150.75

Finding the Fourth Proportional to 57,646.75, 79,552.52 and 31,150.75

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Solution

The fourth proportional to 57,646.75, 79,552.52 and 31,150.75 is: 42,988.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,646.75 : 79,552.52 = 31,150.75 : x
  2. Step 2: Convert to fraction form
    57,646.75/79,552.52 = 31,150.75/x
  3. Step 3: Cross multiply
    57,646.75x = 79,552.52 × 31,150.75
  4. Step 4: Simplify right side
    57,646.75x = 2,478,120,662.39
  5. Step 5: Solve for x
    x = 2,478,120,662.39/57,646.75
  6. Step 6: Final answer
    x = 42,988.04

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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.