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Finding the Fourth Proportional to 182,017.70, 251,192.98 and 101,445.78

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Solution

The fourth proportional to 182,017.70, 251,192.98 and 101,445.78 is: 139,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,017.70 : 251,192.98 = 101,445.78 : x
  2. Step 2: Convert to fraction form
    182,017.70/251,192.98 = 101,445.78/x
  3. Step 3: Cross multiply
    182,017.70x = 251,192.98 × 101,445.78
  4. Step 4: Simplify right side
    182,017.70x = 25,482,468,855.41
  5. Step 5: Solve for x
    x = 25,482,468,855.41/182,017.70
  6. Step 6: Final answer
    x = 139,999.95

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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.