Home / 57,929.58-79,914.60-37,777.32

Finding the Fourth Proportional to 57,929.58, 79,914.60 and 37,777.32

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Solution

The fourth proportional to 57,929.58, 79,914.60 and 37,777.32 is: 52,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,929.58 : 79,914.60 = 37,777.32 : x
  2. Step 2: Convert to fraction form
    57,929.58/79,914.60 = 37,777.32/x
  3. Step 3: Cross multiply
    57,929.58x = 79,914.60 × 37,777.32
  4. Step 4: Simplify right side
    57,929.58x = 3,018,959,416.87
  5. Step 5: Solve for x
    x = 3,018,959,416.87/57,929.58
  6. Step 6: Final answer
    x = 52,114.30

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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.