Home / 57,905.08-86,896.50-26,740.60

Finding the Fourth Proportional to 57,905.08, 86,896.50 and 26,740.60

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Solution

The fourth proportional to 57,905.08, 86,896.50 and 26,740.60 is: 40,128.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,905.08 : 86,896.50 = 26,740.60 : x
  2. Step 2: Convert to fraction form
    57,905.08/86,896.50 = 26,740.60/x
  3. Step 3: Cross multiply
    57,905.08x = 86,896.50 × 26,740.60
  4. Step 4: Simplify right side
    57,905.08x = 2,323,664,547.90
  5. Step 5: Solve for x
    x = 2,323,664,547.90/57,905.08
  6. Step 6: Final answer
    x = 40,128.85

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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.