Home / 62,917.90-86,821.40-37,072.34

Finding the Fourth Proportional to 62,917.90, 86,821.40 and 37,072.34

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Solution

The fourth proportional to 62,917.90, 86,821.40 and 37,072.34 is: 51,156.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,917.90 : 86,821.40 = 37,072.34 : x
  2. Step 2: Convert to fraction form
    62,917.90/86,821.40 = 37,072.34/x
  3. Step 3: Cross multiply
    62,917.90x = 86,821.40 × 37,072.34
  4. Step 4: Simplify right side
    62,917.90x = 3,218,672,460.08
  5. Step 5: Solve for x
    x = 3,218,672,460.08/62,917.90
  6. Step 6: Final answer
    x = 51,156.71

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1.5x scale

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.