Home / 148,743.52-205,194-98,484.64

Finding the Fourth Proportional to 148,743.52, 205,194 and 98,484.64

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Solution

The fourth proportional to 148,743.52, 205,194 and 98,484.64 is: 135,861.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,743.52 : 205,194 = 98,484.64 : x
  2. Step 2: Convert to fraction form
    148,743.52/205,194 = 98,484.64/x
  3. Step 3: Cross multiply
    148,743.52x = 205,194 × 98,484.64
  4. Step 4: Simplify right side
    148,743.52x = 20,208,457,220.16
  5. Step 5: Solve for x
    x = 20,208,457,220.16/148,743.52
  6. Step 6: Final answer
    x = 135,861.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.