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Finding the Fourth Proportional to 107,079.45, 147,770.51 and 59,333.59

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Solution

The fourth proportional to 107,079.45, 147,770.51 and 59,333.59 is: 81,880.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,079.45 : 147,770.51 = 59,333.59 : x
  2. Step 2: Convert to fraction form
    107,079.45/147,770.51 = 59,333.59/x
  3. Step 3: Cross multiply
    107,079.45x = 147,770.51 × 59,333.59
  4. Step 4: Simplify right side
    107,079.45x = 8,767,755,076.23
  5. Step 5: Solve for x
    x = 8,767,755,076.23/107,079.45
  6. Step 6: Final answer
    x = 81,880.84

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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.