Home / 183,136.53-275,125.81-129,225.29

Finding the Fourth Proportional to 183,136.53, 275,125.81 and 129,225.29

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Solution

The fourth proportional to 183,136.53, 275,125.81 and 129,225.29 is: 194,135.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,136.53 : 275,125.81 = 129,225.29 : x
  2. Step 2: Convert to fraction form
    183,136.53/275,125.81 = 129,225.29/x
  3. Step 3: Cross multiply
    183,136.53x = 275,125.81 × 129,225.29
  4. Step 4: Simplify right side
    183,136.53x = 35,553,212,948.49
  5. Step 5: Solve for x
    x = 35,553,212,948.49/183,136.53
  6. Step 6: Final answer
    x = 194,135.01

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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.