Home / 93,945.40-140,590.05-65,733.10

Finding the Fourth Proportional to 93,945.40, 140,590.05 and 65,733.10

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Solution

The fourth proportional to 93,945.40, 140,590.05 and 65,733.10 is: 98,370.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,945.40 : 140,590.05 = 65,733.10 : x
  2. Step 2: Convert to fraction form
    93,945.40/140,590.05 = 65,733.10/x
  3. Step 3: Cross multiply
    93,945.40x = 140,590.05 × 65,733.10
  4. Step 4: Simplify right side
    93,945.40x = 9,241,419,815.66
  5. Step 5: Solve for x
    x = 9,241,419,815.66/93,945.40
  6. Step 6: Final answer
    x = 98,370.12

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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.