Home / 231,615.18-347,421.96-152,154.72

Finding the Fourth Proportional to 231,615.18, 347,421.96 and 152,154.72

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Solution

The fourth proportional to 231,615.18, 347,421.96 and 152,154.72 is: 228,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,615.18 : 347,421.96 = 152,154.72 : x
  2. Step 2: Convert to fraction form
    231,615.18/347,421.96 = 152,154.72/x
  3. Step 3: Cross multiply
    231,615.18x = 347,421.96 × 152,154.72
  4. Step 4: Simplify right side
    231,615.18x = 52,861,891,045.65
  5. Step 5: Solve for x
    x = 52,861,891,045.65/231,615.18
  6. Step 6: Final answer
    x = 228,231.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.