Home / 121,660.92-182,491.82-37,420.52

Finding the Fourth Proportional to 121,660.92, 182,491.82 and 37,420.52

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Solution

The fourth proportional to 121,660.92, 182,491.82 and 37,420.52 is: 56,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,660.92 : 182,491.82 = 37,420.52 : x
  2. Step 2: Convert to fraction form
    121,660.92/182,491.82 = 37,420.52/x
  3. Step 3: Cross multiply
    121,660.92x = 182,491.82 × 37,420.52
  4. Step 4: Simplify right side
    121,660.92x = 6,828,937,700.58
  5. Step 5: Solve for x
    x = 6,828,937,700.58/121,660.92
  6. Step 6: Final answer
    x = 56,130.91

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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.