Home / 57,905.70-86,890.95-24,620.10

Finding the Fourth Proportional to 57,905.70, 86,890.95 and 24,620.10

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Solution

The fourth proportional to 57,905.70, 86,890.95 and 24,620.10 is: 36,943.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,905.70 : 86,890.95 = 24,620.10 : x
  2. Step 2: Convert to fraction form
    57,905.70/86,890.95 = 24,620.10/x
  3. Step 3: Cross multiply
    57,905.70x = 86,890.95 × 24,620.10
  4. Step 4: Simplify right side
    57,905.70x = 2,139,263,878.10
  5. Step 5: Solve for x
    x = 2,139,263,878.10/57,905.70
  6. Step 6: Final answer
    x = 36,943.93

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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.