Home / 75,591.08-104,294.04-48,749

Finding the Fourth Proportional to 75,591.08, 104,294.04 and 48,749

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Solution

The fourth proportional to 75,591.08, 104,294.04 and 48,749 is: 67,259.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,591.08 : 104,294.04 = 48,749 : x
  2. Step 2: Convert to fraction form
    75,591.08/104,294.04 = 48,749/x
  3. Step 3: Cross multiply
    75,591.08x = 104,294.04 × 48,749
  4. Step 4: Simplify right side
    75,591.08x = 5,084,230,155.96
  5. Step 5: Solve for x
    x = 5,084,230,155.96/75,591.08
  6. Step 6: Final answer
    x = 67,259.66

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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.