Home / 161,532.55-242,298.76-43,200.81

Finding the Fourth Proportional to 161,532.55, 242,298.76 and 43,200.81

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Solution

The fourth proportional to 161,532.55, 242,298.76 and 43,200.81 is: 64,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,532.55 : 242,298.76 = 43,200.81 : x
  2. Step 2: Convert to fraction form
    161,532.55/242,298.76 = 43,200.81/x
  3. Step 3: Cross multiply
    161,532.55x = 242,298.76 × 43,200.81
  4. Step 4: Simplify right side
    161,532.55x = 10,467,502,694.00
  5. Step 5: Solve for x
    x = 10,467,502,694.00/161,532.55
  6. Step 6: Final answer
    x = 64,801.20

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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.