Home / 152,073.80-228,089.10-52,238.60

Finding the Fourth Proportional to 152,073.80, 228,089.10 and 52,238.60

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Solution

The fourth proportional to 152,073.80, 228,089.10 and 52,238.60 is: 78,350.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,073.80 : 228,089.10 = 52,238.60 : x
  2. Step 2: Convert to fraction form
    152,073.80/228,089.10 = 52,238.60/x
  3. Step 3: Cross multiply
    152,073.80x = 228,089.10 × 52,238.60
  4. Step 4: Simplify right side
    152,073.80x = 11,915,055,259.26
  5. Step 5: Solve for x
    x = 11,915,055,259.26/152,073.80
  6. Step 6: Final answer
    x = 78,350.48

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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.