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Finding the Fourth Proportional to 29,692.93, 40,976.84 and 16,264.19

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Solution

The fourth proportional to 29,692.93, 40,976.84 and 16,264.19 is: 22,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,692.93 : 40,976.84 = 16,264.19 : x
  2. Step 2: Convert to fraction form
    29,692.93/40,976.84 = 16,264.19/x
  3. Step 3: Cross multiply
    29,692.93x = 40,976.84 × 16,264.19
  4. Step 4: Simplify right side
    29,692.93x = 666,455,111.36
  5. Step 5: Solve for x
    x = 666,455,111.36/29,692.93
  6. Step 6: Final answer
    x = 22,444.91

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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.