Home / 109,445.96-151,028.91-63,502.04

Finding the Fourth Proportional to 109,445.96, 151,028.91 and 63,502.04

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Solution

The fourth proportional to 109,445.96, 151,028.91 and 63,502.04 is: 87,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,445.96 : 151,028.91 = 63,502.04 : x
  2. Step 2: Convert to fraction form
    109,445.96/151,028.91 = 63,502.04/x
  3. Step 3: Cross multiply
    109,445.96x = 151,028.91 × 63,502.04
  4. Step 4: Simplify right side
    109,445.96x = 9,590,643,128.83
  5. Step 5: Solve for x
    x = 9,590,643,128.83/109,445.96
  6. Step 6: Final answer
    x = 87,629.03

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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.