Home / 231,126.40-346,516.80-97,897.60

Finding the Fourth Proportional to 231,126.40, 346,516.80 and 97,897.60

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Solution

The fourth proportional to 231,126.40, 346,516.80 and 97,897.60 is: 146,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,126.40 : 346,516.80 = 97,897.60 : x
  2. Step 2: Convert to fraction form
    231,126.40/346,516.80 = 97,897.60/x
  3. Step 3: Cross multiply
    231,126.40x = 346,516.80 × 97,897.60
  4. Step 4: Simplify right side
    231,126.40x = 33,923,163,079.68
  5. Step 5: Solve for x
    x = 33,923,163,079.68/231,126.40
  6. Step 6: Final answer
    x = 146,773.21

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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.