Home / 163,811.60-245,752.47-92,767.82

Finding the Fourth Proportional to 163,811.60, 245,752.47 and 92,767.82

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Solution

The fourth proportional to 163,811.60, 245,752.47 and 92,767.82 is: 139,171.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,811.60 : 245,752.47 = 92,767.82 : x
  2. Step 2: Convert to fraction form
    163,811.60/245,752.47 = 92,767.82/x
  3. Step 3: Cross multiply
    163,811.60x = 245,752.47 × 92,767.82
  4. Step 4: Simplify right side
    163,811.60x = 22,797,919,672.75
  5. Step 5: Solve for x
    x = 22,797,919,672.75/163,811.60
  6. Step 6: Final answer
    x = 139,171.59

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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.