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Finding the Fourth Proportional to 66,600.58, 99,904.72 and 25,047.94

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Solution

The fourth proportional to 66,600.58, 99,904.72 and 25,047.94 is: 37,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,600.58 : 99,904.72 = 25,047.94 : x
  2. Step 2: Convert to fraction form
    66,600.58/99,904.72 = 25,047.94/x
  3. Step 3: Cross multiply
    66,600.58x = 99,904.72 × 25,047.94
  4. Step 4: Simplify right side
    66,600.58x = 2,502,407,432.28
  5. Step 5: Solve for x
    x = 2,502,407,432.28/66,600.58
  6. Step 6: Final answer
    x = 37,573.36

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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.