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Finding the Fourth Proportional to 74,706.36, 112,060.80 and 27,933.72

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Solution

The fourth proportional to 74,706.36, 112,060.80 and 27,933.72 is: 41,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,706.36 : 112,060.80 = 27,933.72 : x
  2. Step 2: Convert to fraction form
    74,706.36/112,060.80 = 27,933.72/x
  3. Step 3: Cross multiply
    74,706.36x = 112,060.80 × 27,933.72
  4. Step 4: Simplify right side
    74,706.36x = 3,130,275,010.18
  5. Step 5: Solve for x
    x = 3,130,275,010.18/74,706.36
  6. Step 6: Final answer
    x = 41,901.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.