Home / 35,103.17-48,442.40-19,187.62

Finding the Fourth Proportional to 35,103.17, 48,442.40 and 19,187.62

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Solution

The fourth proportional to 35,103.17, 48,442.40 and 19,187.62 is: 26,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,103.17 : 48,442.40 = 19,187.62 : x
  2. Step 2: Convert to fraction form
    35,103.17/48,442.40 = 19,187.62/x
  3. Step 3: Cross multiply
    35,103.17x = 48,442.40 × 19,187.62
  4. Step 4: Simplify right side
    35,103.17x = 929,494,363.09
  5. Step 5: Solve for x
    x = 929,494,363.09/35,103.17
  6. Step 6: Final answer
    x = 26,478.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.