Home / 84,746.17-116,949.70-48,448.40

Finding the Fourth Proportional to 84,746.17, 116,949.70 and 48,448.40

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Solution

The fourth proportional to 84,746.17, 116,949.70 and 48,448.40 is: 66,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,746.17 : 116,949.70 = 48,448.40 : x
  2. Step 2: Convert to fraction form
    84,746.17/116,949.70 = 48,448.40/x
  3. Step 3: Cross multiply
    84,746.17x = 116,949.70 × 48,448.40
  4. Step 4: Simplify right side
    84,746.17x = 5,666,025,845.48
  5. Step 5: Solve for x
    x = 5,666,025,845.48/84,746.17
  6. Step 6: Final answer
    x = 66,858.78

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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.