Home / 152,677.40-228,923.75-68,422.01

Finding the Fourth Proportional to 152,677.40, 228,923.75 and 68,422.01

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Solution

The fourth proportional to 152,677.40, 228,923.75 and 68,422.01 is: 102,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,677.40 : 228,923.75 = 68,422.01 : x
  2. Step 2: Convert to fraction form
    152,677.40/228,923.75 = 68,422.01/x
  3. Step 3: Cross multiply
    152,677.40x = 228,923.75 × 68,422.01
  4. Step 4: Simplify right side
    152,677.40x = 15,663,421,625.01
  5. Step 5: Solve for x
    x = 15,663,421,625.01/152,677.40
  6. Step 6: Final answer
    x = 102,591.62

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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.