Home / 57,504.04-86,228.76-20,059.56

Finding the Fourth Proportional to 57,504.04, 86,228.76 and 20,059.56

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Solution

The fourth proportional to 57,504.04, 86,228.76 and 20,059.56 is: 30,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,504.04 : 86,228.76 = 20,059.56 : x
  2. Step 2: Convert to fraction form
    57,504.04/86,228.76 = 20,059.56/x
  3. Step 3: Cross multiply
    57,504.04x = 86,228.76 × 20,059.56
  4. Step 4: Simplify right side
    57,504.04x = 1,729,710,984.95
  5. Step 5: Solve for x
    x = 1,729,710,984.95/57,504.04
  6. Step 6: Final answer
    x = 30,079.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.