Home / 170,217.20-255,250.30-64,962.56

Finding the Fourth Proportional to 170,217.20, 255,250.30 and 64,962.56

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Solution

The fourth proportional to 170,217.20, 255,250.30 and 64,962.56 is: 97,415.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,217.20 : 255,250.30 = 64,962.56 : x
  2. Step 2: Convert to fraction form
    170,217.20/255,250.30 = 64,962.56/x
  3. Step 3: Cross multiply
    170,217.20x = 255,250.30 × 64,962.56
  4. Step 4: Simplify right side
    170,217.20x = 16,581,712,928.77
  5. Step 5: Solve for x
    x = 16,581,712,928.77/170,217.20
  6. Step 6: Final answer
    x = 97,415.03

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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.