Home / 104,562.05-156,754.91-45,353.13

Finding the Fourth Proportional to 104,562.05, 156,754.91 and 45,353.13

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Solution

The fourth proportional to 104,562.05, 156,754.91 and 45,353.13 is: 67,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,562.05 : 156,754.91 = 45,353.13 : x
  2. Step 2: Convert to fraction form
    104,562.05/156,754.91 = 45,353.13/x
  3. Step 3: Cross multiply
    104,562.05x = 156,754.91 × 45,353.13
  4. Step 4: Simplify right side
    104,562.05x = 7,109,325,811.37
  5. Step 5: Solve for x
    x = 7,109,325,811.37/104,562.05
  6. Step 6: Final answer
    x = 67,991.45

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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.