Home / 84,020.50-115,948.65-46,293.94

Finding the Fourth Proportional to 84,020.50, 115,948.65 and 46,293.94

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Solution

The fourth proportional to 84,020.50, 115,948.65 and 46,293.94 is: 63,885.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,020.50 : 115,948.65 = 46,293.94 : x
  2. Step 2: Convert to fraction form
    84,020.50/115,948.65 = 46,293.94/x
  3. Step 3: Cross multiply
    84,020.50x = 115,948.65 × 46,293.94
  4. Step 4: Simplify right side
    84,020.50x = 5,367,719,846.18
  5. Step 5: Solve for x
    x = 5,367,719,846.18/84,020.50
  6. Step 6: Final answer
    x = 63,885.84

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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.