Home / 65,895.49-90,898.63-41,688.94

Finding the Fourth Proportional to 65,895.49, 90,898.63 and 41,688.94

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Solution

The fourth proportional to 65,895.49, 90,898.63 and 41,688.94 is: 57,507.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,895.49 : 90,898.63 = 41,688.94 : x
  2. Step 2: Convert to fraction form
    65,895.49/90,898.63 = 41,688.94/x
  3. Step 3: Cross multiply
    65,895.49x = 90,898.63 × 41,688.94
  4. Step 4: Simplify right side
    65,895.49x = 3,789,467,532.15
  5. Step 5: Solve for x
    x = 3,789,467,532.15/65,895.49
  6. Step 6: Final answer
    x = 57,507.24

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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.