Home / 66,178.40-99,256.93-24,056.78

Finding the Fourth Proportional to 66,178.40, 99,256.93 and 24,056.78

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Solution

The fourth proportional to 66,178.40, 99,256.93 and 24,056.78 is: 36,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,178.40 : 99,256.93 = 24,056.78 : x
  2. Step 2: Convert to fraction form
    66,178.40/99,256.93 = 24,056.78/x
  3. Step 3: Cross multiply
    66,178.40x = 99,256.93 × 24,056.78
  4. Step 4: Simplify right side
    66,178.40x = 2,387,801,511.92
  5. Step 5: Solve for x
    x = 2,387,801,511.92/66,178.40
  6. Step 6: Final answer
    x = 36,081.28

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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.