Home / 107,827.12-148,806-60,080.50

Finding the Fourth Proportional to 107,827.12, 148,806 and 60,080.50

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Solution

The fourth proportional to 107,827.12, 148,806 and 60,080.50 is: 82,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,827.12 : 148,806 = 60,080.50 : x
  2. Step 2: Convert to fraction form
    107,827.12/148,806 = 60,080.50/x
  3. Step 3: Cross multiply
    107,827.12x = 148,806 × 60,080.50
  4. Step 4: Simplify right side
    107,827.12x = 8,940,338,883
  5. Step 5: Solve for x
    x = 8,940,338,883/107,827.12
  6. Step 6: Final answer
    x = 82,913.64

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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.