Home / 66,139.79-99,180.98-24,005.87

Finding the Fourth Proportional to 66,139.79, 99,180.98 and 24,005.87

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Solution

The fourth proportional to 66,139.79, 99,180.98 and 24,005.87 is: 35,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,139.79 : 99,180.98 = 24,005.87 : x
  2. Step 2: Convert to fraction form
    66,139.79/99,180.98 = 24,005.87/x
  3. Step 3: Cross multiply
    66,139.79x = 99,180.98 × 24,005.87
  4. Step 4: Simplify right side
    66,139.79x = 2,380,925,625.89
  5. Step 5: Solve for x
    x = 2,380,925,625.89/66,139.79
  6. Step 6: Final answer
    x = 35,998.38

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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.