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Finding the Fourth Proportional to 55,075.94, 76,005.00 and 29,925.44

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Solution

The fourth proportional to 55,075.94, 76,005.00 and 29,925.44 is: 41,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,075.94 : 76,005.00 = 29,925.44 : x
  2. Step 2: Convert to fraction form
    55,075.94/76,005.00 = 29,925.44/x
  3. Step 3: Cross multiply
    55,075.94x = 76,005.00 × 29,925.44
  4. Step 4: Simplify right side
    55,075.94x = 2,274,482,917.57
  5. Step 5: Solve for x
    x = 2,274,482,917.57/55,075.94
  6. Step 6: Final answer
    x = 41,297.21

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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.