Home / 161,829.28-242,691.44-61,984.16

Finding the Fourth Proportional to 161,829.28, 242,691.44 and 61,984.16

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Solution

The fourth proportional to 161,829.28, 242,691.44 and 61,984.16 is: 92,956.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,829.28 : 242,691.44 = 61,984.16 : x
  2. Step 2: Convert to fraction form
    161,829.28/242,691.44 = 61,984.16/x
  3. Step 3: Cross multiply
    161,829.28x = 242,691.44 × 61,984.16
  4. Step 4: Simplify right side
    161,829.28x = 15,043,025,047.59
  5. Step 5: Solve for x
    x = 15,043,025,047.59/161,829.28
  6. Step 6: Final answer
    x = 92,956.14

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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.