Home / 161,663.28-242,533.80-50,855.28

Finding the Fourth Proportional to 161,663.28, 242,533.80 and 50,855.28

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Solution

The fourth proportional to 161,663.28, 242,533.80 and 50,855.28 is: 76,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,663.28 : 242,533.80 = 50,855.28 : x
  2. Step 2: Convert to fraction form
    161,663.28/242,533.80 = 50,855.28/x
  3. Step 3: Cross multiply
    161,663.28x = 242,533.80 × 50,855.28
  4. Step 4: Simplify right side
    161,663.28x = 12,334,124,308.46
  5. Step 5: Solve for x
    x = 12,334,124,308.46/161,663.28
  6. Step 6: Final answer
    x = 76,295.15

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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.