Home / 57,030.22-85,543.89-15,476.14

Finding the Fourth Proportional to 57,030.22, 85,543.89 and 15,476.14

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Solution

The fourth proportional to 57,030.22, 85,543.89 and 15,476.14 is: 23,213.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030.22 : 85,543.89 = 15,476.14 : x
  2. Step 2: Convert to fraction form
    57,030.22/85,543.89 = 15,476.14/x
  3. Step 3: Cross multiply
    57,030.22x = 85,543.89 × 15,476.14
  4. Step 4: Simplify right side
    57,030.22x = 1,323,889,217.78
  5. Step 5: Solve for x
    x = 1,323,889,217.78/57,030.22
  6. Step 6: Final answer
    x = 23,213.82

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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.