Home / 99,043.97-136,666.24-56,594.30

Finding the Fourth Proportional to 99,043.97, 136,666.24 and 56,594.30

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Solution

The fourth proportional to 99,043.97, 136,666.24 and 56,594.30 is: 78,091.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,043.97 : 136,666.24 = 56,594.30 : x
  2. Step 2: Convert to fraction form
    99,043.97/136,666.24 = 56,594.30/x
  3. Step 3: Cross multiply
    99,043.97x = 136,666.24 × 56,594.30
  4. Step 4: Simplify right side
    99,043.97x = 7,734,529,361.62
  5. Step 5: Solve for x
    x = 7,734,529,361.62/99,043.97
  6. Step 6: Final answer
    x = 78,091.88

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1.5x scale

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.