Home / 152,476.90-228,844.95-122,928.10

Finding the Fourth Proportional to 152,476.90, 228,844.95 and 122,928.10

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Solution

The fourth proportional to 152,476.90, 228,844.95 and 122,928.10 is: 184,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,476.90 : 228,844.95 = 122,928.10 : x
  2. Step 2: Convert to fraction form
    152,476.90/228,844.95 = 122,928.10/x
  3. Step 3: Cross multiply
    152,476.90x = 228,844.95 × 122,928.10
  4. Step 4: Simplify right side
    152,476.90x = 28,131,474,898.10
  5. Step 5: Solve for x
    x = 28,131,474,898.10/152,476.90
  6. Step 6: Final answer
    x = 184,496.63

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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.