Home / 95,429.40-143,144.10-25,315.80

Finding the Fourth Proportional to 95,429.40, 143,144.10 and 25,315.80

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Solution

The fourth proportional to 95,429.40, 143,144.10 and 25,315.80 is: 37,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,429.40 : 143,144.10 = 25,315.80 : x
  2. Step 2: Convert to fraction form
    95,429.40/143,144.10 = 25,315.80/x
  3. Step 3: Cross multiply
    95,429.40x = 143,144.10 × 25,315.80
  4. Step 4: Simplify right side
    95,429.40x = 3,623,807,406.78
  5. Step 5: Solve for x
    x = 3,623,807,406.78/95,429.40
  6. Step 6: Final answer
    x = 37,973.70

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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.