Home / 102,834.48-154,264.20-28,962.48

Finding the Fourth Proportional to 102,834.48, 154,264.20 and 28,962.48

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Solution

The fourth proportional to 102,834.48, 154,264.20 and 28,962.48 is: 43,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,834.48 : 154,264.20 = 28,962.48 : x
  2. Step 2: Convert to fraction form
    102,834.48/154,264.20 = 28,962.48/x
  3. Step 3: Cross multiply
    102,834.48x = 154,264.20 × 28,962.48
  4. Step 4: Simplify right side
    102,834.48x = 4,467,873,807.22
  5. Step 5: Solve for x
    x = 4,467,873,807.22/102,834.48
  6. Step 6: Final answer
    x = 43,447.23

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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.