Home / 115,537.80-173,306.70-36,658.20

Finding the Fourth Proportional to 115,537.80, 173,306.70 and 36,658.20

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Solution

The fourth proportional to 115,537.80, 173,306.70 and 36,658.20 is: 54,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,537.80 : 173,306.70 = 36,658.20 : x
  2. Step 2: Convert to fraction form
    115,537.80/173,306.70 = 36,658.20/x
  3. Step 3: Cross multiply
    115,537.80x = 173,306.70 × 36,658.20
  4. Step 4: Simplify right side
    115,537.80x = 6,353,111,669.94
  5. Step 5: Solve for x
    x = 6,353,111,669.94/115,537.80
  6. Step 6: Final answer
    x = 54,987.30

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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.