Home / 215,294.79-322,876.47-173,074.74

Finding the Fourth Proportional to 215,294.79, 322,876.47 and 173,074.74

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Solution

The fourth proportional to 215,294.79, 322,876.47 and 173,074.74 is: 259,559.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,294.79 : 322,876.47 = 173,074.74 : x
  2. Step 2: Convert to fraction form
    215,294.79/322,876.47 = 173,074.74/x
  3. Step 3: Cross multiply
    215,294.79x = 322,876.47 × 173,074.74
  4. Step 4: Simplify right side
    215,294.79x = 55,881,761,097.37
  5. Step 5: Solve for x
    x = 55,881,761,097.37/215,294.79
  6. Step 6: Final answer
    x = 259,559.28

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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.