Home / 57,596.07-86,433.03-20,156.47

Finding the Fourth Proportional to 57,596.07, 86,433.03 and 20,156.47

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Solution

The fourth proportional to 57,596.07, 86,433.03 and 20,156.47 is: 30,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,596.07 : 86,433.03 = 20,156.47 : x
  2. Step 2: Convert to fraction form
    57,596.07/86,433.03 = 20,156.47/x
  3. Step 3: Cross multiply
    57,596.07x = 86,433.03 × 20,156.47
  4. Step 4: Simplify right side
    57,596.07x = 1,742,184,560.12
  5. Step 5: Solve for x
    x = 1,742,184,560.12/57,596.07
  6. Step 6: Final answer
    x = 30,248.32

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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.