Home / 93,929.07-140,915.20-30,751.23

Finding the Fourth Proportional to 93,929.07, 140,915.20 and 30,751.23

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Solution

The fourth proportional to 93,929.07, 140,915.20 and 30,751.23 is: 46,133.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,929.07 : 140,915.20 = 30,751.23 : x
  2. Step 2: Convert to fraction form
    93,929.07/140,915.20 = 30,751.23/x
  3. Step 3: Cross multiply
    93,929.07x = 140,915.20 × 30,751.23
  4. Step 4: Simplify right side
    93,929.07x = 4,333,315,725.70
  5. Step 5: Solve for x
    x = 4,333,315,725.70/93,929.07
  6. Step 6: Final answer
    x = 46,133.91

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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.