Home / 53,528.72-73,873.80-29,657.60

Finding the Fourth Proportional to 53,528.72, 73,873.80 and 29,657.60

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Solution

The fourth proportional to 53,528.72, 73,873.80 and 29,657.60 is: 40,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,528.72 : 73,873.80 = 29,657.60 : x
  2. Step 2: Convert to fraction form
    53,528.72/73,873.80 = 29,657.60/x
  3. Step 3: Cross multiply
    53,528.72x = 73,873.80 × 29,657.60
  4. Step 4: Simplify right side
    53,528.72x = 2,190,919,610.88
  5. Step 5: Solve for x
    x = 2,190,919,610.88/53,528.72
  6. Step 6: Final answer
    x = 40,929.80

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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.