Home / 161,683.13-242,554.06-55,061.62

Finding the Fourth Proportional to 161,683.13, 242,554.06 and 55,061.62

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Solution

The fourth proportional to 161,683.13, 242,554.06 and 55,061.62 is: 82,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,683.13 : 242,554.06 = 55,061.62 : x
  2. Step 2: Convert to fraction form
    161,683.13/242,554.06 = 55,061.62/x
  3. Step 3: Cross multiply
    161,683.13x = 242,554.06 × 55,061.62
  4. Step 4: Simplify right side
    161,683.13x = 13,355,418,943.62
  5. Step 5: Solve for x
    x = 13,355,418,943.62/161,683.13
  6. Step 6: Final answer
    x = 82,602.43

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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.