Home / 482,014.08-723,122.27-145,079.39

Finding the Fourth Proportional to 482,014.08, 723,122.27 and 145,079.39

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Solution

The fourth proportional to 482,014.08, 723,122.27 and 145,079.39 is: 217,649.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,014.08 : 723,122.27 = 145,079.39 : x
  2. Step 2: Convert to fraction form
    482,014.08/723,122.27 = 145,079.39/x
  3. Step 3: Cross multiply
    482,014.08x = 723,122.27 × 145,079.39
  4. Step 4: Simplify right side
    482,014.08x = 104,910,137,827.02
  5. Step 5: Solve for x
    x = 104,910,137,827.02/482,014.08
  6. Step 6: Final answer
    x = 217,649.53

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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.