Home / 57,330.64-79,123.60-32,180.16

Finding the Fourth Proportional to 57,330.64, 79,123.60 and 32,180.16

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Solution

The fourth proportional to 57,330.64, 79,123.60 and 32,180.16 is: 44,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,330.64 : 79,123.60 = 32,180.16 : x
  2. Step 2: Convert to fraction form
    57,330.64/79,123.60 = 32,180.16/x
  3. Step 3: Cross multiply
    57,330.64x = 79,123.60 × 32,180.16
  4. Step 4: Simplify right side
    57,330.64x = 2,546,210,107.78
  5. Step 5: Solve for x
    x = 2,546,210,107.78/57,330.64
  6. Step 6: Final answer
    x = 44,412.73

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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.