Home / 108,420.89-162,646.79-33,547.41

Finding the Fourth Proportional to 108,420.89, 162,646.79 and 33,547.41

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Solution

The fourth proportional to 108,420.89, 162,646.79 and 33,547.41 is: 50,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,420.89 : 162,646.79 = 33,547.41 : x
  2. Step 2: Convert to fraction form
    108,420.89/162,646.79 = 33,547.41/x
  3. Step 3: Cross multiply
    108,420.89x = 162,646.79 × 33,547.41
  4. Step 4: Simplify right side
    108,420.89x = 5,456,378,381.58
  5. Step 5: Solve for x
    x = 5,456,378,381.58/108,420.89
  6. Step 6: Final answer
    x = 50,325.90

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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.