Home / 54,144.60-74,742.58-32,930.68

Finding the Fourth Proportional to 54,144.60, 74,742.58 and 32,930.68

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Solution

The fourth proportional to 54,144.60, 74,742.58 and 32,930.68 is: 45,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,144.60 : 74,742.58 = 32,930.68 : x
  2. Step 2: Convert to fraction form
    54,144.60/74,742.58 = 32,930.68/x
  3. Step 3: Cross multiply
    54,144.60x = 74,742.58 × 32,930.68
  4. Step 4: Simplify right side
    54,144.60x = 2,461,323,984.35
  5. Step 5: Solve for x
    x = 2,461,323,984.35/54,144.60
  6. Step 6: Final answer
    x = 45,458.35

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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.