Home / 79,582.50-109,809.27-58,412.34

Finding the Fourth Proportional to 79,582.50, 109,809.27 and 58,412.34

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Solution

The fourth proportional to 79,582.50, 109,809.27 and 58,412.34 is: 80,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,582.50 : 109,809.27 = 58,412.34 : x
  2. Step 2: Convert to fraction form
    79,582.50/109,809.27 = 58,412.34/x
  3. Step 3: Cross multiply
    79,582.50x = 109,809.27 × 58,412.34
  4. Step 4: Simplify right side
    79,582.50x = 6,414,216,414.39
  5. Step 5: Solve for x
    x = 6,414,216,414.39/79,582.50
  6. Step 6: Final answer
    x = 80,598.33

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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.