Home / 100,343.04-150,604.80-53,635.84

Finding the Fourth Proportional to 100,343.04, 150,604.80 and 53,635.84

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Solution

The fourth proportional to 100,343.04, 150,604.80 and 53,635.84 is: 80,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,343.04 : 150,604.80 = 53,635.84 : x
  2. Step 2: Convert to fraction form
    100,343.04/150,604.80 = 53,635.84/x
  3. Step 3: Cross multiply
    100,343.04x = 150,604.80 × 53,635.84
  4. Step 4: Simplify right side
    100,343.04x = 8,077,814,956.03
  5. Step 5: Solve for x
    x = 8,077,814,956.03/100,343.04
  6. Step 6: Final answer
    x = 80,502.00

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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.