Home / 165,734.98-248,436-53,332.58

Finding the Fourth Proportional to 165,734.98, 248,436 and 53,332.58

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Solution

The fourth proportional to 165,734.98, 248,436 and 53,332.58 is: 79,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,734.98 : 248,436 = 53,332.58 : x
  2. Step 2: Convert to fraction form
    165,734.98/248,436 = 53,332.58/x
  3. Step 3: Cross multiply
    165,734.98x = 248,436 × 53,332.58
  4. Step 4: Simplify right side
    165,734.98x = 13,249,732,844.88
  5. Step 5: Solve for x
    x = 13,249,732,844.88/165,734.98
  6. Step 6: Final answer
    x = 79,945.30

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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.