Home / 57,500.56-86,253.28-20,064.40

Finding the Fourth Proportional to 57,500.56, 86,253.28 and 20,064.40

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Solution

The fourth proportional to 57,500.56, 86,253.28 and 20,064.40 is: 30,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,500.56 : 86,253.28 = 20,064.40 : x
  2. Step 2: Convert to fraction form
    57,500.56/86,253.28 = 20,064.40/x
  3. Step 3: Cross multiply
    57,500.56x = 86,253.28 × 20,064.40
  4. Step 4: Simplify right side
    57,500.56x = 1,730,620,311.23
  5. Step 5: Solve for x
    x = 1,730,620,311.23/57,500.56
  6. Step 6: Final answer
    x = 30,097.45

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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.