Home / 58,769.76-81,109.68-36,417.12

Finding the Fourth Proportional to 58,769.76, 81,109.68 and 36,417.12

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Solution

The fourth proportional to 58,769.76, 81,109.68 and 36,417.12 is: 50,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,769.76 : 81,109.68 = 36,417.12 : x
  2. Step 2: Convert to fraction form
    58,769.76/81,109.68 = 36,417.12/x
  3. Step 3: Cross multiply
    58,769.76x = 81,109.68 × 36,417.12
  4. Step 4: Simplify right side
    58,769.76x = 2,953,780,949.72
  5. Step 5: Solve for x
    x = 2,953,780,949.72/58,769.76
  6. Step 6: Final answer
    x = 50,260.22

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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.