Home / 32,795.62-45,148.48-31,289.20

Finding the Fourth Proportional to 32,795.62, 45,148.48 and 31,289.20

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Solution

The fourth proportional to 32,795.62, 45,148.48 and 31,289.20 is: 43,074.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,795.62 : 45,148.48 = 31,289.20 : x
  2. Step 2: Convert to fraction form
    32,795.62/45,148.48 = 31,289.20/x
  3. Step 3: Cross multiply
    32,795.62x = 45,148.48 × 31,289.20
  4. Step 4: Simplify right side
    32,795.62x = 1,412,659,629.32
  5. Step 5: Solve for x
    x = 1,412,659,629.32/32,795.62
  6. Step 6: Final answer
    x = 43,074.65

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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.