Home / 231,486.06-347,262.35-71,574.45

Finding the Fourth Proportional to 231,486.06, 347,262.35 and 71,574.45

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Solution

The fourth proportional to 231,486.06, 347,262.35 and 71,574.45 is: 107,371.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,486.06 : 347,262.35 = 71,574.45 : x
  2. Step 2: Convert to fraction form
    231,486.06/347,262.35 = 71,574.45/x
  3. Step 3: Cross multiply
    231,486.06x = 347,262.35 × 71,574.45
  4. Step 4: Simplify right side
    231,486.06x = 24,855,111,885.89
  5. Step 5: Solve for x
    x = 24,855,111,885.89/231,486.06
  6. Step 6: Final answer
    x = 107,371.96

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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.