Home / 164,779.92-247,157.33-52,463.70

Finding the Fourth Proportional to 164,779.92, 247,157.33 and 52,463.70

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Solution

The fourth proportional to 164,779.92, 247,157.33 and 52,463.70 is: 78,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,779.92 : 247,157.33 = 52,463.70 : x
  2. Step 2: Convert to fraction form
    164,779.92/247,157.33 = 52,463.70/x
  3. Step 3: Cross multiply
    164,779.92x = 247,157.33 × 52,463.70
  4. Step 4: Simplify right side
    164,779.92x = 12,966,787,751.60
  5. Step 5: Solve for x
    x = 12,966,787,751.60/164,779.92
  6. Step 6: Final answer
    x = 78,691.55

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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.