Home / 108,533.09-162,816.02-38,406.93

Finding the Fourth Proportional to 108,533.09, 162,816.02 and 38,406.93

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Solution

The fourth proportional to 108,533.09, 162,816.02 and 38,406.93 is: 57,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,533.09 : 162,816.02 = 38,406.93 : x
  2. Step 2: Convert to fraction form
    108,533.09/162,816.02 = 38,406.93/x
  3. Step 3: Cross multiply
    108,533.09x = 162,816.02 × 38,406.93
  4. Step 4: Simplify right side
    108,533.09x = 6,253,263,290.98
  5. Step 5: Solve for x
    x = 6,253,263,290.98/108,533.09
  6. Step 6: Final answer
    x = 57,616.19

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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.