Home / 231,966.80-347,950.20-113,868.80

Finding the Fourth Proportional to 231,966.80, 347,950.20 and 113,868.80

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Solution

The fourth proportional to 231,966.80, 347,950.20 and 113,868.80 is: 170,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,966.80 : 347,950.20 = 113,868.80 : x
  2. Step 2: Convert to fraction form
    231,966.80/347,950.20 = 113,868.80/x
  3. Step 3: Cross multiply
    231,966.80x = 347,950.20 × 113,868.80
  4. Step 4: Simplify right side
    231,966.80x = 39,620,671,733.76
  5. Step 5: Solve for x
    x = 39,620,671,733.76/231,966.80
  6. Step 6: Final answer
    x = 170,803.20

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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.