Home / 62,917.40-86,822.40-34,623.09

Finding the Fourth Proportional to 62,917.40, 86,822.40 and 34,623.09

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Solution

The fourth proportional to 62,917.40, 86,822.40 and 34,623.09 is: 47,777.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,917.40 : 86,822.40 = 34,623.09 : x
  2. Step 2: Convert to fraction form
    62,917.40/86,822.40 = 34,623.09/x
  3. Step 3: Cross multiply
    62,917.40x = 86,822.40 × 34,623.09
  4. Step 4: Simplify right side
    62,917.40x = 3,006,059,769.22
  5. Step 5: Solve for x
    x = 3,006,059,769.22/62,917.40
  6. Step 6: Final answer
    x = 47,777.88

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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.