Home / 107,771.52-148,732.80-62,461.44

Finding the Fourth Proportional to 107,771.52, 148,732.80 and 62,461.44

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Solution

The fourth proportional to 107,771.52, 148,732.80 and 62,461.44 is: 86,201.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,771.52 : 148,732.80 = 62,461.44 : x
  2. Step 2: Convert to fraction form
    107,771.52/148,732.80 = 62,461.44/x
  3. Step 3: Cross multiply
    107,771.52x = 148,732.80 × 62,461.44
  4. Step 4: Simplify right side
    107,771.52x = 9,290,064,863.23
  5. Step 5: Solve for x
    x = 9,290,064,863.23/107,771.52
  6. Step 6: Final answer
    x = 86,201.48

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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.