Home / 72,635.52-108,929.28-23,376

Finding the Fourth Proportional to 72,635.52, 108,929.28 and 23,376

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Solution

The fourth proportional to 72,635.52, 108,929.28 and 23,376 is: 35,056.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,635.52 : 108,929.28 = 23,376 : x
  2. Step 2: Convert to fraction form
    72,635.52/108,929.28 = 23,376/x
  3. Step 3: Cross multiply
    72,635.52x = 108,929.28 × 23,376
  4. Step 4: Simplify right side
    72,635.52x = 2,546,330,849.28
  5. Step 5: Solve for x
    x = 2,546,330,849.28/72,635.52
  6. Step 6: Final answer
    x = 35,056.28

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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.