Home / 253,002.02-349,108.95-162,480.56

Finding the Fourth Proportional to 253,002.02, 349,108.95 and 162,480.56

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Solution

The fourth proportional to 253,002.02, 349,108.95 and 162,480.56 is: 224,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,002.02 : 349,108.95 = 162,480.56 : x
  2. Step 2: Convert to fraction form
    253,002.02/349,108.95 = 162,480.56/x
  3. Step 3: Cross multiply
    253,002.02x = 349,108.95 × 162,480.56
  4. Step 4: Simplify right side
    253,002.02x = 56,723,415,951.47
  5. Step 5: Solve for x
    x = 56,723,415,951.47/253,002.02
  6. Step 6: Final answer
    x = 224,201.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.