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Finding the Fourth Proportional to 60,505.60, 90,801.60 and 34,182.40

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Solution

The fourth proportional to 60,505.60, 90,801.60 and 34,182.40 is: 51,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,505.60 : 90,801.60 = 34,182.40 : x
  2. Step 2: Convert to fraction form
    60,505.60/90,801.60 = 34,182.40/x
  3. Step 3: Cross multiply
    60,505.60x = 90,801.60 × 34,182.40
  4. Step 4: Simplify right side
    60,505.60x = 3,103,816,611.84
  5. Step 5: Solve for x
    x = 3,103,816,611.84/60,505.60
  6. Step 6: Final answer
    x = 51,298.01

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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.