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Finding the Fourth Proportional to 114,649.01, 171,201.48 and 93,630.77

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Solution

The fourth proportional to 114,649.01, 171,201.48 and 93,630.77 is: 139,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,649.01 : 171,201.48 = 93,630.77 : x
  2. Step 2: Convert to fraction form
    114,649.01/171,201.48 = 93,630.77/x
  3. Step 3: Cross multiply
    114,649.01x = 171,201.48 × 93,630.77
  4. Step 4: Simplify right side
    114,649.01x = 16,029,726,855.66
  5. Step 5: Solve for x
    x = 16,029,726,855.66/114,649.01
  6. Step 6: Final answer
    x = 139,815.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.