Home / 152,302.38-228,490.01-47,121.35

Finding the Fourth Proportional to 152,302.38, 228,490.01 and 47,121.35

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Solution

The fourth proportional to 152,302.38, 228,490.01 and 47,121.35 is: 70,693.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,302.38 : 228,490.01 = 47,121.35 : x
  2. Step 2: Convert to fraction form
    152,302.38/228,490.01 = 47,121.35/x
  3. Step 3: Cross multiply
    152,302.38x = 228,490.01 × 47,121.35
  4. Step 4: Simplify right side
    152,302.38x = 10,766,756,796.42
  5. Step 5: Solve for x
    x = 10,766,756,796.42/152,302.38
  6. Step 6: Final answer
    x = 70,693.29

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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.