Home / 84,295.48-116,339.95-50,305.40

Finding the Fourth Proportional to 84,295.48, 116,339.95 and 50,305.40

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Solution

The fourth proportional to 84,295.48, 116,339.95 and 50,305.40 is: 69,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,295.48 : 116,339.95 = 50,305.40 : x
  2. Step 2: Convert to fraction form
    84,295.48/116,339.95 = 50,305.40/x
  3. Step 3: Cross multiply
    84,295.48x = 116,339.95 × 50,305.40
  4. Step 4: Simplify right side
    84,295.48x = 5,852,527,469.20
  5. Step 5: Solve for x
    x = 5,852,527,469.20/84,295.48
  6. Step 6: Final answer
    x = 69,428.72

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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.