Home / 154,602.04-231,487.36-98,136.48

Finding the Fourth Proportional to 154,602.04, 231,487.36 and 98,136.48

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Solution

The fourth proportional to 154,602.04, 231,487.36 and 98,136.48 is: 146,940.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,602.04 : 231,487.36 = 98,136.48 : x
  2. Step 2: Convert to fraction form
    154,602.04/231,487.36 = 98,136.48/x
  3. Step 3: Cross multiply
    154,602.04x = 231,487.36 × 98,136.48
  4. Step 4: Simplify right side
    154,602.04x = 22,717,354,674.89
  5. Step 5: Solve for x
    x = 22,717,354,674.89/154,602.04
  6. Step 6: Final answer
    x = 146,940.85

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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.