Home / 163,581.08-245,371.23-51,269.85

Finding the Fourth Proportional to 163,581.08, 245,371.23 and 51,269.85

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Solution

The fourth proportional to 163,581.08, 245,371.23 and 51,269.85 is: 76,904.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,581.08 : 245,371.23 = 51,269.85 : x
  2. Step 2: Convert to fraction form
    163,581.08/245,371.23 = 51,269.85/x
  3. Step 3: Cross multiply
    163,581.08x = 245,371.23 × 51,269.85
  4. Step 4: Simplify right side
    163,581.08x = 12,580,146,156.42
  5. Step 5: Solve for x
    x = 12,580,146,156.42/163,581.08
  6. Step 6: Final answer
    x = 76,904.66

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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.