Home / 108,215.76-162,341.10-33,335.90

Finding the Fourth Proportional to 108,215.76, 162,341.10 and 33,335.90

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Solution

The fourth proportional to 108,215.76, 162,341.10 and 33,335.90 is: 50,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,215.76 : 162,341.10 = 33,335.90 : x
  2. Step 2: Convert to fraction form
    108,215.76/162,341.10 = 33,335.90/x
  3. Step 3: Cross multiply
    108,215.76x = 162,341.10 × 33,335.90
  4. Step 4: Simplify right side
    108,215.76x = 5,411,785,863.78
  5. Step 5: Solve for x
    x = 5,411,785,863.78/108,215.76
  6. Step 6: Final answer
    x = 50,009.22

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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.