Home / 161,511.81-242,365.75-60,383.49

Finding the Fourth Proportional to 161,511.81, 242,365.75 and 60,383.49

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Solution

The fourth proportional to 161,511.81, 242,365.75 and 60,383.49 is: 90,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,511.81 : 242,365.75 = 60,383.49 : x
  2. Step 2: Convert to fraction form
    161,511.81/242,365.75 = 60,383.49/x
  3. Step 3: Cross multiply
    161,511.81x = 242,365.75 × 60,383.49
  4. Step 4: Simplify right side
    161,511.81x = 14,634,889,539.55
  5. Step 5: Solve for x
    x = 14,634,889,539.55/161,511.81
  6. Step 6: Final answer
    x = 90,611.88

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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.