Home / 71,936.01-99,334.37-45,124.60

Finding the Fourth Proportional to 71,936.01, 99,334.37 and 45,124.60

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Solution

The fourth proportional to 71,936.01, 99,334.37 and 45,124.60 is: 62,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,936.01 : 99,334.37 = 45,124.60 : x
  2. Step 2: Convert to fraction form
    71,936.01/99,334.37 = 45,124.60/x
  3. Step 3: Cross multiply
    71,936.01x = 99,334.37 × 45,124.60
  4. Step 4: Simplify right side
    71,936.01x = 4,482,423,712.50
  5. Step 5: Solve for x
    x = 4,482,423,712.50/71,936.01
  6. Step 6: Final answer
    x = 62,311.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.