Home / 53,607.60-73,982.40-29,738.78

Finding the Fourth Proportional to 53,607.60, 73,982.40 and 29,738.78

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Solution

The fourth proportional to 53,607.60, 73,982.40 and 29,738.78 is: 41,041.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,607.60 : 73,982.40 = 29,738.78 : x
  2. Step 2: Convert to fraction form
    53,607.60/73,982.40 = 29,738.78/x
  3. Step 3: Cross multiply
    53,607.60x = 73,982.40 × 29,738.78
  4. Step 4: Simplify right side
    53,607.60x = 2,200,146,317.47
  5. Step 5: Solve for x
    x = 2,200,146,317.47/53,607.60
  6. Step 6: Final answer
    x = 41,041.69

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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.