Home / 99,025.88-148,577.72-43,583

Finding the Fourth Proportional to 99,025.88, 148,577.72 and 43,583

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Solution

The fourth proportional to 99,025.88, 148,577.72 and 43,583 is: 65,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,025.88 : 148,577.72 = 43,583 : x
  2. Step 2: Convert to fraction form
    99,025.88/148,577.72 = 43,583/x
  3. Step 3: Cross multiply
    99,025.88x = 148,577.72 × 43,583
  4. Step 4: Simplify right side
    99,025.88x = 6,475,462,770.76
  5. Step 5: Solve for x
    x = 6,475,462,770.76/99,025.88
  6. Step 6: Final answer
    x = 65,391.62

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1.5x scale

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.