Home / 47,066.25-64,951.32-28,203.39

Finding the Fourth Proportional to 47,066.25, 64,951.32 and 28,203.39

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Solution

The fourth proportional to 47,066.25, 64,951.32 and 28,203.39 is: 38,920.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,066.25 : 64,951.32 = 28,203.39 : x
  2. Step 2: Convert to fraction form
    47,066.25/64,951.32 = 28,203.39/x
  3. Step 3: Cross multiply
    47,066.25x = 64,951.32 × 28,203.39
  4. Step 4: Simplify right side
    47,066.25x = 1,831,847,408.97
  5. Step 5: Solve for x
    x = 1,831,847,408.97/47,066.25
  6. Step 6: Final answer
    x = 38,920.62

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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.