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Finding the Fourth Proportional to 130,069.60, 194,877.60 and 59,804.80

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Solution

The fourth proportional to 130,069.60, 194,877.60 and 59,804.80 is: 89,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,069.60 : 194,877.60 = 59,804.80 : x
  2. Step 2: Convert to fraction form
    130,069.60/194,877.60 = 59,804.80/x
  3. Step 3: Cross multiply
    130,069.60x = 194,877.60 × 59,804.80
  4. Step 4: Simplify right side
    130,069.60x = 11,654,615,892.48
  5. Step 5: Solve for x
    x = 11,654,615,892.48/130,069.60
  6. Step 6: Final answer
    x = 89,602.92

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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.