Home / 231,487.06-347,263.85-71,575.45

Finding the Fourth Proportional to 231,487.06, 347,263.85 and 71,575.45

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Solution

The fourth proportional to 231,487.06, 347,263.85 and 71,575.45 is: 107,373.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,487.06 : 347,263.85 = 71,575.45 : x
  2. Step 2: Convert to fraction form
    231,487.06/347,263.85 = 71,575.45/x
  3. Step 3: Cross multiply
    231,487.06x = 347,263.85 × 71,575.45
  4. Step 4: Simplify right side
    231,487.06x = 24,855,566,332.48
  5. Step 5: Solve for x
    x = 24,855,566,332.48/231,487.06
  6. Step 6: Final answer
    x = 107,373.46

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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.