Home / 60,645.20-90,838.20-50,277.20

Finding the Fourth Proportional to 60,645.20, 90,838.20 and 50,277.20

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Solution

The fourth proportional to 60,645.20, 90,838.20 and 50,277.20 is: 75,308.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,645.20 : 90,838.20 = 50,277.20 : x
  2. Step 2: Convert to fraction form
    60,645.20/90,838.20 = 50,277.20/x
  3. Step 3: Cross multiply
    60,645.20x = 90,838.20 × 50,277.20
  4. Step 4: Simplify right side
    60,645.20x = 4,567,090,349.04
  5. Step 5: Solve for x
    x = 4,567,090,349.04/60,645.20
  6. Step 6: Final answer
    x = 75,308.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.