Home / 152,032.20-228,048.30-102,265.80

Finding the Fourth Proportional to 152,032.20, 228,048.30 and 102,265.80

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Solution

The fourth proportional to 152,032.20, 228,048.30 and 102,265.80 is: 153,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,032.20 : 228,048.30 = 102,265.80 : x
  2. Step 2: Convert to fraction form
    152,032.20/228,048.30 = 102,265.80/x
  3. Step 3: Cross multiply
    152,032.20x = 228,048.30 × 102,265.80
  4. Step 4: Simplify right side
    152,032.20x = 23,321,541,838.14
  5. Step 5: Solve for x
    x = 23,321,541,838.14/152,032.20
  6. Step 6: Final answer
    x = 153,398.70

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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.