Home / 215,396.09-297,327.94-169,335.57

Finding the Fourth Proportional to 215,396.09, 297,327.94 and 169,335.57

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Solution

The fourth proportional to 215,396.09, 297,327.94 and 169,335.57 is: 233,747.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,396.09 : 297,327.94 = 169,335.57 : x
  2. Step 2: Convert to fraction form
    215,396.09/297,327.94 = 169,335.57/x
  3. Step 3: Cross multiply
    215,396.09x = 297,327.94 × 169,335.57
  4. Step 4: Simplify right side
    215,396.09x = 50,348,196,196.83
  5. Step 5: Solve for x
    x = 50,348,196,196.83/215,396.09
  6. Step 6: Final answer
    x = 233,747.03

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1.5x scale

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.