Home / 57,905.60-86,887.20-22,846.40

Finding the Fourth Proportional to 57,905.60, 86,887.20 and 22,846.40

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Solution

The fourth proportional to 57,905.60, 86,887.20 and 22,846.40 is: 34,280.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,905.60 : 86,887.20 = 22,846.40 : x
  2. Step 2: Convert to fraction form
    57,905.60/86,887.20 = 22,846.40/x
  3. Step 3: Cross multiply
    57,905.60x = 86,887.20 × 22,846.40
  4. Step 4: Simplify right side
    57,905.60x = 1,985,059,726.08
  5. Step 5: Solve for x
    x = 1,985,059,726.08/57,905.60
  6. Step 6: Final answer
    x = 34,280.96

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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.