Home / 58,669.83-80,975.03-38,491.11

Finding the Fourth Proportional to 58,669.83, 80,975.03 and 38,491.11

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Solution

The fourth proportional to 58,669.83, 80,975.03 and 38,491.11 is: 53,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,669.83 : 80,975.03 = 38,491.11 : x
  2. Step 2: Convert to fraction form
    58,669.83/80,975.03 = 38,491.11/x
  3. Step 3: Cross multiply
    58,669.83x = 80,975.03 × 38,491.11
  4. Step 4: Simplify right side
    58,669.83x = 3,116,818,594.53
  5. Step 5: Solve for x
    x = 3,116,818,594.53/58,669.83
  6. Step 6: Final answer
    x = 53,124.73

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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.