Home / 61,877.18-85,390.01-33,582.87

Finding the Fourth Proportional to 61,877.18, 85,390.01 and 33,582.87

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Solution

The fourth proportional to 61,877.18, 85,390.01 and 33,582.87 is: 46,344.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,877.18 : 85,390.01 = 33,582.87 : x
  2. Step 2: Convert to fraction form
    61,877.18/85,390.01 = 33,582.87/x
  3. Step 3: Cross multiply
    61,877.18x = 85,390.01 × 33,582.87
  4. Step 4: Simplify right side
    61,877.18x = 2,867,641,563.15
  5. Step 5: Solve for x
    x = 2,867,641,563.15/61,877.18
  6. Step 6: Final answer
    x = 46,344.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.