Home / 173,306.79-259,535.61-143,136.45

Finding the Fourth Proportional to 173,306.79, 259,535.61 and 143,136.45

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Solution

The fourth proportional to 173,306.79, 259,535.61 and 143,136.45 is: 214,354.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,306.79 : 259,535.61 = 143,136.45 : x
  2. Step 2: Convert to fraction form
    173,306.79/259,535.61 = 143,136.45/x
  3. Step 3: Cross multiply
    173,306.79x = 259,535.61 × 143,136.45
  4. Step 4: Simplify right side
    173,306.79x = 37,149,005,863.98
  5. Step 5: Solve for x
    x = 37,149,005,863.98/173,306.79
  6. Step 6: Final answer
    x = 214,354.01

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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.