Home / 161,916.21-242,890.51-49,595.13

Finding the Fourth Proportional to 161,916.21, 242,890.51 and 49,595.13

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Solution

The fourth proportional to 161,916.21, 242,890.51 and 49,595.13 is: 74,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,916.21 : 242,890.51 = 49,595.13 : x
  2. Step 2: Convert to fraction form
    161,916.21/242,890.51 = 49,595.13/x
  3. Step 3: Cross multiply
    161,916.21x = 242,890.51 × 49,595.13
  4. Step 4: Simplify right side
    161,916.21x = 12,046,186,419.22
  5. Step 5: Solve for x
    x = 12,046,186,419.22/161,916.21
  6. Step 6: Final answer
    x = 74,397.66

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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.