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Finding the Fourth Proportional to 130,057.60, 194,859.60 and 59,792.80

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Solution

The fourth proportional to 130,057.60, 194,859.60 and 59,792.80 is: 89,584.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,057.60 : 194,859.60 = 59,792.80 : x
  2. Step 2: Convert to fraction form
    130,057.60/194,859.60 = 59,792.80/x
  3. Step 3: Cross multiply
    130,057.60x = 194,859.60 × 59,792.80
  4. Step 4: Simplify right side
    130,057.60x = 11,651,201,090.88
  5. Step 5: Solve for x
    x = 11,651,201,090.88/130,057.60
  6. Step 6: Final answer
    x = 89,584.93

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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.