Home / 53,360.40-80,044.65-15,917.54

Finding the Fourth Proportional to 53,360.40, 80,044.65 and 15,917.54

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Solution

The fourth proportional to 53,360.40, 80,044.65 and 15,917.54 is: 23,877.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,360.40 : 80,044.65 = 15,917.54 : x
  2. Step 2: Convert to fraction form
    53,360.40/80,044.65 = 15,917.54/x
  3. Step 3: Cross multiply
    53,360.40x = 80,044.65 × 15,917.54
  4. Step 4: Simplify right side
    53,360.40x = 1,274,113,918.16
  5. Step 5: Solve for x
    x = 1,274,113,918.16/53,360.40
  6. Step 6: Final answer
    x = 23,877.52

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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.