Home / 102,808.48-154,107.68-58,341.32

Finding the Fourth Proportional to 102,808.48, 154,107.68 and 58,341.32

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Solution

The fourth proportional to 102,808.48, 154,107.68 and 58,341.32 is: 87,452.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,808.48 : 154,107.68 = 58,341.32 : x
  2. Step 2: Convert to fraction form
    102,808.48/154,107.68 = 58,341.32/x
  3. Step 3: Cross multiply
    102,808.48x = 154,107.68 × 58,341.32
  4. Step 4: Simplify right side
    102,808.48x = 8,990,845,473.34
  5. Step 5: Solve for x
    x = 8,990,845,473.34/102,808.48
  6. Step 6: Final answer
    x = 87,452.37

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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.