Home / 108,219.51-162,347.03-33,338.01

Finding the Fourth Proportional to 108,219.51, 162,347.03 and 33,338.01

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Solution

The fourth proportional to 108,219.51, 162,347.03 and 33,338.01 is: 50,012.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,219.51 : 162,347.03 = 33,338.01 : x
  2. Step 2: Convert to fraction form
    108,219.51/162,347.03 = 33,338.01/x
  3. Step 3: Cross multiply
    108,219.51x = 162,347.03 × 33,338.01
  4. Step 4: Simplify right side
    108,219.51x = 5,412,326,909.61
  5. Step 5: Solve for x
    x = 5,412,326,909.61/108,219.51
  6. Step 6: Final answer
    x = 50,012.49

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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.