Home / 39,374.01-59,044.60-12,349.39

Finding the Fourth Proportional to 39,374.01, 59,044.60 and 12,349.39

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Solution

The fourth proportional to 39,374.01, 59,044.60 and 12,349.39 is: 18,518.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,374.01 : 59,044.60 = 12,349.39 : x
  2. Step 2: Convert to fraction form
    39,374.01/59,044.60 = 12,349.39/x
  3. Step 3: Cross multiply
    39,374.01x = 59,044.60 × 12,349.39
  4. Step 4: Simplify right side
    39,374.01x = 729,164,835.09
  5. Step 5: Solve for x
    x = 729,164,835.09/39,374.01
  6. Step 6: Final answer
    x = 18,518.94

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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.