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Finding the Fourth Proportional to 130,094.60, 194,915.10 and 59,829.80

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Solution

The fourth proportional to 130,094.60, 194,915.10 and 59,829.80 is: 89,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,094.60 : 194,915.10 = 59,829.80 : x
  2. Step 2: Convert to fraction form
    130,094.60/194,915.10 = 59,829.80/x
  3. Step 3: Cross multiply
    130,094.60x = 194,915.10 × 59,829.80
  4. Step 4: Simplify right side
    130,094.60x = 11,661,731,449.98
  5. Step 5: Solve for x
    x = 11,661,731,449.98/130,094.60
  6. Step 6: Final answer
    x = 89,640.40

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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.