Home / 152,041.40-228,110.70-52,265.60

Finding the Fourth Proportional to 152,041.40, 228,110.70 and 52,265.60

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Solution

The fourth proportional to 152,041.40, 228,110.70 and 52,265.60 is: 78,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,041.40 : 228,110.70 = 52,265.60 : x
  2. Step 2: Convert to fraction form
    152,041.40/228,110.70 = 52,265.60/x
  3. Step 3: Cross multiply
    152,041.40x = 228,110.70 × 52,265.60
  4. Step 4: Simplify right side
    152,041.40x = 11,922,342,601.92
  5. Step 5: Solve for x
    x = 11,922,342,601.92/152,041.40
  6. Step 6: Final answer
    x = 78,415.11

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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.