Home / 161,757.10-242,743.64-56,576.07

Finding the Fourth Proportional to 161,757.10, 242,743.64 and 56,576.07

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Solution

The fourth proportional to 161,757.10, 242,743.64 and 56,576.07 is: 84,901.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,757.10 : 242,743.64 = 56,576.07 : x
  2. Step 2: Convert to fraction form
    161,757.10/242,743.64 = 56,576.07/x
  3. Step 3: Cross multiply
    161,757.10x = 242,743.64 × 56,576.07
  4. Step 4: Simplify right side
    161,757.10x = 13,733,480,885.81
  5. Step 5: Solve for x
    x = 13,733,480,885.81/161,757.10
  6. Step 6: Final answer
    x = 84,901.87

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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.