Home / 443,050.23-664,543.09-173,127.81

Finding the Fourth Proportional to 443,050.23, 664,543.09 and 173,127.81

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Solution

The fourth proportional to 443,050.23, 664,543.09 and 173,127.81 is: 259,679.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,050.23 : 664,543.09 = 173,127.81 : x
  2. Step 2: Convert to fraction form
    443,050.23/664,543.09 = 173,127.81/x
  3. Step 3: Cross multiply
    443,050.23x = 664,543.09 × 173,127.81
  4. Step 4: Simplify right side
    443,050.23x = 115,050,889,822.33
  5. Step 5: Solve for x
    x = 115,050,889,822.33/443,050.23
  6. Step 6: Final answer
    x = 259,679.11

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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.