Home / 152,264.40-228,371.40-51,061.20

Finding the Fourth Proportional to 152,264.40, 228,371.40 and 51,061.20

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Solution

The fourth proportional to 152,264.40, 228,371.40 and 51,061.20 is: 76,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,264.40 : 228,371.40 = 51,061.20 : x
  2. Step 2: Convert to fraction form
    152,264.40/228,371.40 = 51,061.20/x
  3. Step 3: Cross multiply
    152,264.40x = 228,371.40 × 51,061.20
  4. Step 4: Simplify right side
    152,264.40x = 11,660,917,729.68
  5. Step 5: Solve for x
    x = 11,660,917,729.68/152,264.40
  6. Step 6: Final answer
    x = 76,583.35

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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.