Home / 161,444.77-242,164.71-72,635.56

Finding the Fourth Proportional to 161,444.77, 242,164.71 and 72,635.56

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Solution

The fourth proportional to 161,444.77, 242,164.71 and 72,635.56 is: 108,952.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,444.77 : 242,164.71 = 72,635.56 : x
  2. Step 2: Convert to fraction form
    161,444.77/242,164.71 = 72,635.56/x
  3. Step 3: Cross multiply
    161,444.77x = 242,164.71 × 72,635.56
  4. Step 4: Simplify right side
    161,444.77x = 17,589,768,293.85
  5. Step 5: Solve for x
    x = 17,589,768,293.85/161,444.77
  6. Step 6: Final answer
    x = 108,952.24

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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.