Home / 115,528.32-172,898.18-96,829.48

Finding the Fourth Proportional to 115,528.32, 172,898.18 and 96,829.48

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Solution

The fourth proportional to 115,528.32, 172,898.18 and 96,829.48 is: 144,913.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,528.32 : 172,898.18 = 96,829.48 : x
  2. Step 2: Convert to fraction form
    115,528.32/172,898.18 = 96,829.48/x
  3. Step 3: Cross multiply
    115,528.32x = 172,898.18 × 96,829.48
  4. Step 4: Simplify right side
    115,528.32x = 16,741,640,862.35
  5. Step 5: Solve for x
    x = 16,741,640,862.35/115,528.32
  6. Step 6: Final answer
    x = 144,913.74

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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.