Home / 102,777.26-154,167.59-36,218.19

Finding the Fourth Proportional to 102,777.26, 154,167.59 and 36,218.19

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Solution

The fourth proportional to 102,777.26, 154,167.59 and 36,218.19 is: 54,327.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,777.26 : 154,167.59 = 36,218.19 : x
  2. Step 2: Convert to fraction form
    102,777.26/154,167.59 = 36,218.19/x
  3. Step 3: Cross multiply
    102,777.26x = 154,167.59 × 36,218.19
  4. Step 4: Simplify right side
    102,777.26x = 5,583,671,735.14
  5. Step 5: Solve for x
    x = 5,583,671,735.14/102,777.26
  6. Step 6: Final answer
    x = 54,327.89

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1.5x scale

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.