Home / 107,519.85-148,386.37-59,777.64

Finding the Fourth Proportional to 107,519.85, 148,386.37 and 59,777.64

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Solution

The fourth proportional to 107,519.85, 148,386.37 and 59,777.64 is: 82,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,519.85 : 148,386.37 = 59,777.64 : x
  2. Step 2: Convert to fraction form
    107,519.85/148,386.37 = 59,777.64/x
  3. Step 3: Cross multiply
    107,519.85x = 148,386.37 × 59,777.64
  4. Step 4: Simplify right side
    107,519.85x = 8,870,187,006.77
  5. Step 5: Solve for x
    x = 8,870,187,006.77/107,519.85
  6. Step 6: Final answer
    x = 82,498.13

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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.