Home / 95,045.09-131,176.95-54,209.30

Finding the Fourth Proportional to 95,045.09, 131,176.95 and 54,209.30

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Solution

The fourth proportional to 95,045.09, 131,176.95 and 54,209.30 is: 74,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,045.09 : 131,176.95 = 54,209.30 : x
  2. Step 2: Convert to fraction form
    95,045.09/131,176.95 = 54,209.30/x
  3. Step 3: Cross multiply
    95,045.09x = 131,176.95 × 54,209.30
  4. Step 4: Simplify right side
    95,045.09x = 7,111,010,635.64
  5. Step 5: Solve for x
    x = 7,111,010,635.64/95,045.09
  6. Step 6: Final answer
    x = 74,817.23

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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.