Home / 75,023.70-103,528.53-41,025.42

Finding the Fourth Proportional to 75,023.70, 103,528.53 and 41,025.42

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Solution

The fourth proportional to 75,023.70, 103,528.53 and 41,025.42 is: 56,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,023.70 : 103,528.53 = 41,025.42 : x
  2. Step 2: Convert to fraction form
    75,023.70/103,528.53 = 41,025.42/x
  3. Step 3: Cross multiply
    75,023.70x = 103,528.53 × 41,025.42
  4. Step 4: Simplify right side
    75,023.70x = 4,247,301,425.23
  5. Step 5: Solve for x
    x = 4,247,301,425.23/75,023.70
  6. Step 6: Final answer
    x = 56,612.80

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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.