Home / 215,907.03-297,966.32-125,263.04

Finding the Fourth Proportional to 215,907.03, 297,966.32 and 125,263.04

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Solution

The fourth proportional to 215,907.03, 297,966.32 and 125,263.04 is: 172,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,907.03 : 297,966.32 = 125,263.04 : x
  2. Step 2: Convert to fraction form
    215,907.03/297,966.32 = 125,263.04/x
  3. Step 3: Cross multiply
    215,907.03x = 297,966.32 × 125,263.04
  4. Step 4: Simplify right side
    215,907.03x = 37,324,164,944.67
  5. Step 5: Solve for x
    x = 37,324,164,944.67/215,907.03
  6. Step 6: Final answer
    x = 172,871.47

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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.