Home / 108,512.05-162,713.40-64,152.40

Finding the Fourth Proportional to 108,512.05, 162,713.40 and 64,152.40

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Solution

The fourth proportional to 108,512.05, 162,713.40 and 64,152.40 is: 96,196.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,512.05 : 162,713.40 = 64,152.40 : x
  2. Step 2: Convert to fraction form
    108,512.05/162,713.40 = 64,152.40/x
  3. Step 3: Cross multiply
    108,512.05x = 162,713.40 × 64,152.40
  4. Step 4: Simplify right side
    108,512.05x = 10,438,455,122.16
  5. Step 5: Solve for x
    x = 10,438,455,122.16/108,512.05
  6. Step 6: Final answer
    x = 96,196.28

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1.5x scale

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.