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Finding the Fourth Proportional to 164,580.60, 246,700.80 and 89,542.20

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Solution

The fourth proportional to 164,580.60, 246,700.80 and 89,542.20 is: 134,220.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,580.60 : 246,700.80 = 89,542.20 : x
  2. Step 2: Convert to fraction form
    164,580.60/246,700.80 = 89,542.20/x
  3. Step 3: Cross multiply
    164,580.60x = 246,700.80 × 89,542.20
  4. Step 4: Simplify right side
    164,580.60x = 22,090,132,373.76
  5. Step 5: Solve for x
    x = 22,090,132,373.76/164,580.60
  6. Step 6: Final answer
    x = 134,220.75

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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.