Home / 85,564.99-118,032.29-49,751.04

Finding the Fourth Proportional to 85,564.99, 118,032.29 and 49,751.04

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Solution

The fourth proportional to 85,564.99, 118,032.29 and 49,751.04 is: 68,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,564.99 : 118,032.29 = 49,751.04 : x
  2. Step 2: Convert to fraction form
    85,564.99/118,032.29 = 49,751.04/x
  3. Step 3: Cross multiply
    85,564.99x = 118,032.29 × 49,751.04
  4. Step 4: Simplify right side
    85,564.99x = 5,872,229,561.51
  5. Step 5: Solve for x
    x = 5,872,229,561.51/85,564.99
  6. Step 6: Final answer
    x = 68,628.88

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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.