Home / 109,629.01-151,288.19-59,328.01

Finding the Fourth Proportional to 109,629.01, 151,288.19 and 59,328.01

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Solution

The fourth proportional to 109,629.01, 151,288.19 and 59,328.01 is: 81,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,629.01 : 151,288.19 = 59,328.01 : x
  2. Step 2: Convert to fraction form
    109,629.01/151,288.19 = 59,328.01/x
  3. Step 3: Cross multiply
    109,629.01x = 151,288.19 × 59,328.01
  4. Step 4: Simplify right side
    109,629.01x = 8,975,627,249.20
  5. Step 5: Solve for x
    x = 8,975,627,249.20/109,629.01
  6. Step 6: Final answer
    x = 81,872.74

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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.