Home / 156,950.20-235,425.30-83,222.20

Finding the Fourth Proportional to 156,950.20, 235,425.30 and 83,222.20

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Solution

The fourth proportional to 156,950.20, 235,425.30 and 83,222.20 is: 124,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,950.20 : 235,425.30 = 83,222.20 : x
  2. Step 2: Convert to fraction form
    156,950.20/235,425.30 = 83,222.20/x
  3. Step 3: Cross multiply
    156,950.20x = 235,425.30 × 83,222.20
  4. Step 4: Simplify right side
    156,950.20x = 19,592,611,401.66
  5. Step 5: Solve for x
    x = 19,592,611,401.66/156,950.20
  6. Step 6: Final answer
    x = 124,833.30

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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.