Home / 57,528.64-79,359.08-39,592.51

Finding the Fourth Proportional to 57,528.64, 79,359.08 and 39,592.51

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Solution

The fourth proportional to 57,528.64, 79,359.08 and 39,592.51 is: 54,616.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,528.64 : 79,359.08 = 39,592.51 : x
  2. Step 2: Convert to fraction form
    57,528.64/79,359.08 = 39,592.51/x
  3. Step 3: Cross multiply
    57,528.64x = 79,359.08 × 39,592.51
  4. Step 4: Simplify right side
    57,528.64x = 3,142,025,168.49
  5. Step 5: Solve for x
    x = 3,142,025,168.49/57,528.64
  6. Step 6: Final answer
    x = 54,616.71

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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.