Home / 162,579.97-243,947.72-57,448.45

Finding the Fourth Proportional to 162,579.97, 243,947.72 and 57,448.45

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Solution

The fourth proportional to 162,579.97, 243,947.72 and 57,448.45 is: 86,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,579.97 : 243,947.72 = 57,448.45 : x
  2. Step 2: Convert to fraction form
    162,579.97/243,947.72 = 57,448.45/x
  3. Step 3: Cross multiply
    162,579.97x = 243,947.72 × 57,448.45
  4. Step 4: Simplify right side
    162,579.97x = 14,014,418,395.03
  5. Step 5: Solve for x
    x = 14,014,418,395.03/162,579.97
  6. Step 6: Final answer
    x = 86,200.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.