Home / 162,524.98-224,285.05-90,900.43

Finding the Fourth Proportional to 162,524.98, 224,285.05 and 90,900.43

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Solution

The fourth proportional to 162,524.98, 224,285.05 and 90,900.43 is: 125,442.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,524.98 : 224,285.05 = 90,900.43 : x
  2. Step 2: Convert to fraction form
    162,524.98/224,285.05 = 90,900.43/x
  3. Step 3: Cross multiply
    162,524.98x = 224,285.05 × 90,900.43
  4. Step 4: Simplify right side
    162,524.98x = 20,387,607,040.48
  5. Step 5: Solve for x
    x = 20,387,607,040.48/162,524.98
  6. Step 6: Final answer
    x = 125,442.91

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1.5x scale

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.