Home / 152,169.60-228,254.40-52,320.90

Finding the Fourth Proportional to 152,169.60, 228,254.40 and 52,320.90

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Solution

The fourth proportional to 152,169.60, 228,254.40 and 52,320.90 is: 78,481.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,169.60 : 228,254.40 = 52,320.90 : x
  2. Step 2: Convert to fraction form
    152,169.60/228,254.40 = 52,320.90/x
  3. Step 3: Cross multiply
    152,169.60x = 228,254.40 × 52,320.90
  4. Step 4: Simplify right side
    152,169.60x = 11,942,475,636.96
  5. Step 5: Solve for x
    x = 11,942,475,636.96/152,169.60
  6. Step 6: Final answer
    x = 78,481.35

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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.