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Finding the Fourth Proportional to 94,064.60, 129,809.04 and 51,623.48

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Solution

The fourth proportional to 94,064.60, 129,809.04 and 51,623.48 is: 71,240.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,064.60 : 129,809.04 = 51,623.48 : x
  2. Step 2: Convert to fraction form
    94,064.60/129,809.04 = 51,623.48/x
  3. Step 3: Cross multiply
    94,064.60x = 129,809.04 × 51,623.48
  4. Step 4: Simplify right side
    94,064.60x = 6,701,194,380.26
  5. Step 5: Solve for x
    x = 6,701,194,380.26/94,064.60
  6. Step 6: Final answer
    x = 71,240.34

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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.