Home / 75,116.70-103,698.63-46,837.98

Finding the Fourth Proportional to 75,116.70, 103,698.63 and 46,837.98

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Solution

The fourth proportional to 75,116.70, 103,698.63 and 46,837.98 is: 64,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,116.70 : 103,698.63 = 46,837.98 : x
  2. Step 2: Convert to fraction form
    75,116.70/103,698.63 = 46,837.98/x
  3. Step 3: Cross multiply
    75,116.70x = 103,698.63 × 46,837.98
  4. Step 4: Simplify right side
    75,116.70x = 4,857,034,357.97
  5. Step 5: Solve for x
    x = 4,857,034,357.97/75,116.70
  6. Step 6: Final answer
    x = 64,659.85

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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.