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Finding the Fourth Proportional to 44,673.60, 66,837.60 and 29,121.60

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Solution

The fourth proportional to 44,673.60, 66,837.60 and 29,121.60 is: 43,569.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,673.60 : 66,837.60 = 29,121.60 : x
  2. Step 2: Convert to fraction form
    44,673.60/66,837.60 = 29,121.60/x
  3. Step 3: Cross multiply
    44,673.60x = 66,837.60 × 29,121.60
  4. Step 4: Simplify right side
    44,673.60x = 1,946,417,852.16
  5. Step 5: Solve for x
    x = 1,946,417,852.16/44,673.60
  6. Step 6: Final answer
    x = 43,569.76

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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.