Home / 163,788.96-245,227.23-83,653.41

Finding the Fourth Proportional to 163,788.96, 245,227.23 and 83,653.41

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Solution

The fourth proportional to 163,788.96, 245,227.23 and 83,653.41 is: 125,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,788.96 : 245,227.23 = 83,653.41 : x
  2. Step 2: Convert to fraction form
    163,788.96/245,227.23 = 83,653.41/x
  3. Step 3: Cross multiply
    163,788.96x = 245,227.23 × 83,653.41
  4. Step 4: Simplify right side
    163,788.96x = 20,514,094,014.35
  5. Step 5: Solve for x
    x = 20,514,094,014.35/163,788.96
  6. Step 6: Final answer
    x = 125,247.11

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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.