Home / 231,244.40-346,931.40-112,919.60

Finding the Fourth Proportional to 231,244.40, 346,931.40 and 112,919.60

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Solution

The fourth proportional to 231,244.40, 346,931.40 and 112,919.60 is: 169,411.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,244.40 : 346,931.40 = 112,919.60 : x
  2. Step 2: Convert to fraction form
    231,244.40/346,931.40 = 112,919.60/x
  3. Step 3: Cross multiply
    231,244.40x = 346,931.40 × 112,919.60
  4. Step 4: Simplify right side
    231,244.40x = 39,175,354,915.44
  5. Step 5: Solve for x
    x = 39,175,354,915.44/231,244.40
  6. Step 6: Final answer
    x = 169,411.04

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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.