Home / 72,402.02-99,914.64-44,107.70

Finding the Fourth Proportional to 72,402.02, 99,914.64 and 44,107.70

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Solution

The fourth proportional to 72,402.02, 99,914.64 and 44,107.70 is: 60,868.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,402.02 : 99,914.64 = 44,107.70 : x
  2. Step 2: Convert to fraction form
    72,402.02/99,914.64 = 44,107.70/x
  3. Step 3: Cross multiply
    72,402.02x = 99,914.64 × 44,107.70
  4. Step 4: Simplify right side
    72,402.02x = 4,407,004,966.73
  5. Step 5: Solve for x
    x = 4,407,004,966.73/72,402.02
  6. Step 6: Final answer
    x = 60,868.54

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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.