Home / 57,961.04-79,986.12-32,812.88

Finding the Fourth Proportional to 57,961.04, 79,986.12 and 32,812.88

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Solution

The fourth proportional to 57,961.04, 79,986.12 and 32,812.88 is: 45,281.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,961.04 : 79,986.12 = 32,812.88 : x
  2. Step 2: Convert to fraction form
    57,961.04/79,986.12 = 32,812.88/x
  3. Step 3: Cross multiply
    57,961.04x = 79,986.12 × 32,812.88
  4. Step 4: Simplify right side
    57,961.04x = 2,624,574,957.23
  5. Step 5: Solve for x
    x = 2,624,574,957.23/57,961.04
  6. Step 6: Final answer
    x = 45,281.71

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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.