Home / 83,988.28-115,903.83-46,262.53

Finding the Fourth Proportional to 83,988.28, 115,903.83 and 46,262.53

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Solution

The fourth proportional to 83,988.28, 115,903.83 and 46,262.53 is: 63,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,988.28 : 115,903.83 = 46,262.53 : x
  2. Step 2: Convert to fraction form
    83,988.28/115,903.83 = 46,262.53/x
  3. Step 3: Cross multiply
    83,988.28x = 115,903.83 × 46,262.53
  4. Step 4: Simplify right side
    83,988.28x = 5,362,004,730.85
  5. Step 5: Solve for x
    x = 5,362,004,730.85/83,988.28
  6. Step 6: Final answer
    x = 63,842.30

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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.